STC2
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Also known as STC-2
Summary
STC2 (stanniocalcin 2, HGNC:11374) is a protein-coding gene on chromosome 5q35.2, encoding Stanniocalcin-2 (O76061). Has an anti-hypocalcemic action on calcium and phosphate homeostasis.
This gene encodes a secreted, homodimeric glycoprotein that is expressed in a wide variety of tissues and may have autocrine or paracrine functions. The encoded protein has 10 of its 15 cysteine residues conserved among stanniocalcin family members and is phosphorylated by casein kinase 2 exclusively on its serine residues. Its C-terminus contains a cluster of histidine residues which may interact with metal ions. The protein may play a role in the regulation of renal and intestinal calcium and phosphate transport, cell metabolism, or cellular calcium/phosphate homeostasis. Constitutive overexpression of human stanniocalcin 2 in mice resulted in pre- and postnatal growth restriction, reduced bone and skeletal muscle growth, and organomegaly. Expression of this gene is induced by estrogen and altered in some breast cancers.
Source: NCBI Gene 8614 — RefSeq curated summary.
At a glance
- GWAS associations: 19
- Clinical variants (ClinVar): 35 total
- MANE Select transcript:
NM_003714
Identifiers
Gene identifiers
| Field | Value |
|---|---|
| HGNC ID | HGNC:11374 |
| Approved symbol | STC2 |
| Name | stanniocalcin 2 |
| Location | 5q35.2 |
| Locus type | gene with protein product |
| Status | Approved |
| Aliases | STC-2 |
| Ensembl gene | ENSG00000113739 |
| Ensembl biotype | protein_coding |
| OMIM | 603665 |
| Entrez | 8614 |
Gene structure
Transcript identifiers
Ensembl transcripts: 5 — 3 protein_coding, 1 retained_intron, 1 protein_coding_CDS_not_defined
ENST00000265087, ENST00000518455, ENST00000519511, ENST00000520593, ENST00000520648
RefSeq mRNA: 1 — MANE Select: NM_003714
NM_003714
CCDS: CCDS4388
Canonical transcript exons
ENST00000265087 — 4 exons
| Exon | Start | End |
|---|---|---|
| ENSE00001244708 | 173314723 | 173318249 |
| ENSE00001327850 | 173328043 | 173328414 |
| ENSE00003635696 | 173323219 | 173323430 |
| ENSE00003684772 | 173325868 | 173326010 |
Expression profiles
Bgee: expression breadth ubiquitous, 192 present calls, max score 98.03.
FANTOM5 (CAGE): breadth ubiquitous, TPM avg 115.0080 / max 3410.7786, expressed in 1486 samples.
FANTOM5 promoters (5 alternative TSS)
| Promoter ID | TPM avg | Samples expressed |
|---|---|---|
| 64960 | 104.2199 | 1470 |
| 64961 | 8.4911 | 1204 |
| 64958 | 1.1603 | 506 |
| 64959 | 0.7661 | 472 |
| 64962 | 0.3707 | 162 |
Top tissues by expression
292 total, by Bgee expression score (0-100, higher = more expressed):
| Tissue | Anatomy ID | Expression score | Quality |
|---|---|---|---|
| stromal cell of endometrium | CL:0002255 | 98.03 | gold quality |
| tibia | UBERON:0000979 | 97.12 | gold quality |
| epithelium of mammary gland | UBERON:0003244 | 93.88 | gold quality |
| mammary duct | UBERON:0001765 | 93.49 | gold quality |
| endometrium epithelium | UBERON:0004811 | 90.82 | gold quality |
| mammary gland | UBERON:0001911 | 89.98 | gold quality |
| thoracic mammary gland | UBERON:0005200 | 89.95 | gold quality |
| body of pancreas | UBERON:0001150 | 87.12 | gold quality |
| cartilage tissue | UBERON:0002418 | 86.11 | gold quality |
| calcaneal tendon | UBERON:0003701 | 84.69 | gold quality |
| pancreas | UBERON:0001264 | 82.64 | gold quality |
| right atrium auricular region | UBERON:0006631 | 80.56 | gold quality |
| upper lobe of left lung | UBERON:0008952 | 80.02 | gold quality |
| lower esophagus muscularis layer | UBERON:0035833 | 79.41 | gold quality |
| lower esophagus | UBERON:0013473 | 79.36 | gold quality |
| placenta | UBERON:0001987 | 79.28 | gold quality |
| gall bladder | UBERON:0002110 | 78.77 | gold quality |
| smooth muscle tissue | UBERON:0001135 | 78.70 | gold quality |
| upper lobe of lung | UBERON:0008948 | 78.67 | gold quality |
| cardiac atrium | UBERON:0002081 | 78.54 | gold quality |
| skin of leg | UBERON:0001511 | 78.31 | gold quality |
| spleen | UBERON:0002106 | 77.63 | gold quality |
| epithelial cell of pancreas | CL:0000083 | 77.54 | silver quality |
| tendon | UBERON:0000043 | 77.01 | gold quality |
| omental fat pad | UBERON:0010414 | 76.83 | gold quality |
| left lobe of thyroid gland | UBERON:0001120 | 76.82 | gold quality |
| peritoneum | UBERON:0002358 | 76.73 | gold quality |
| secondary oocyte | CL:0000655 | 76.21 | gold quality |
| left coronary artery | UBERON:0001626 | 76.16 | gold quality |
| adipose tissue of abdominal region | UBERON:0007808 | 75.94 | gold quality |
Single-cell (SCXA)
Detected in 4 experiment(s), a significant marker in 2.
| Experiment | Marker? | Max mean expression |
|---|---|---|
| E-MTAB-3929 | yes | 195.91 |
| E-ANND-3 | yes | 9.13 |
| E-MTAB-7037 | no | 581.89 |
| E-MTAB-6678 | no | 2.42 |
Regulation
Is transcription factor: no
Upstream regulators (CollecTRI, top): AFF4, AHR, BRD4, CDK7, CDK8, CDK9, ESR1, H4C2, HIF1A, MED1, POLR2A, RELA
miRNA regulators (miRDB)
114 targeting STC2, top 30 by miRDB confidence (max_score; target_count = how many genes the miRNA targets in total — lower means more specific):
| miRNA | Max score | Avg score | miRNA target_count |
|---|---|---|---|
| HSA-MIR-5193 | 100.00 | 67.26 | 1744 |
| HSA-MIR-4476 | 100.00 | 68.18 | 2030 |
| HSA-MIR-6876-5P | 100.00 | 67.68 | 2126 |
| HSA-MIR-5692A | 100.00 | 74.40 | 6850 |
| HSA-MIR-4692 | 100.00 | 67.32 | 2066 |
| HSA-MIR-3667-3P | 99.99 | 67.17 | 1636 |
| HSA-MIR-4789-3P | 99.99 | 70.75 | 2484 |
| HSA-MIR-4482-3P | 99.98 | 72.50 | 3147 |
| HSA-MIR-4487 | 99.96 | 64.58 | 1252 |
| HSA-MIR-4267 | 99.96 | 66.53 | 2368 |
| HSA-MIR-3912-5P | 99.95 | 66.11 | 925 |
| HSA-MIR-96-5P | 99.95 | 72.80 | 2140 |
| HSA-MIR-1-3P | 99.93 | 72.35 | 1914 |
| HSA-MIR-206 | 99.93 | 72.50 | 1893 |
| HSA-MIR-613 | 99.91 | 71.50 | 1710 |
| HSA-MIR-5680 | 99.91 | 69.83 | 3421 |
| HSA-MIR-3529-3P | 99.90 | 73.55 | 3045 |
| HSA-MIR-3140-3P | 99.88 | 68.47 | 2069 |
| HSA-MIR-12119 | 99.87 | 68.35 | 1653 |
| HSA-MIR-137-3P | 99.87 | 74.74 | 2401 |
| HSA-MIR-4492 | 99.87 | 68.25 | 3611 |
| HSA-MIR-5582-3P | 99.86 | 72.48 | 4221 |
| HSA-MIR-629-3P | 99.85 | 67.99 | 1875 |
| HSA-MIR-765 | 99.84 | 68.24 | 2442 |
| HSA-MIR-4760-5P | 99.80 | 69.88 | 1619 |
| HSA-MIR-4694-3P | 99.79 | 69.53 | 2640 |
| HSA-MIR-2052 | 99.79 | 69.37 | 2031 |
| HSA-MIR-11181-3P | 99.75 | 66.38 | 2205 |
| HSA-MIR-199A-3P | 99.75 | 70.48 | 929 |
| HSA-MIR-199B-3P | 99.75 | 70.48 | 929 |
Literature-anchored findings (GeneRIF, showing 40)
- STC-2 can act as a potent growth inhibitor and reduce intramembranous and endochondral bone development and skeletal muscle growth, implying that these tissues are specific physiological targets of stanniocalcins (PMID:15367391)
- Recombinant human and fish STC2 proteins were generated and found to be N-glycosylated homodimers. STC2 is a functional homodimeric glycoprotein, and thecal cell-derived STC2 could play a paracrine role during follicular development. (PMID:15486227)
- NTN4, TRA1, and STC2 have roles in progression of breast cancer (PMID:17545519)
- The induction of GDF15 and STC2 is likely specific to MK-4, vitamin K2 analog. (PMID:17909264)
- elevated expression of STC-1 or STC-2 act as survival factors also for breast cancer cells and thereby contribute to tumor dormancy. (PMID:18355956)
- STC2 was aberrantly hypermethylated in human cancer cells. (PMID:18394600)
- Stanniocalcin 2 expression is regulated by hormone signalling and negatively affects breast cancer cell viability in vitro. (PMID:18492817)
- stanniocalcin 2 overexpression in a prostate cancer cell line promoted prostate cancer cell growth, indicating its oncogenic property (PMID:19298603)
- Increased STC2 gene expression is associated with colorectal cancer. (PMID:19415750)
- Stanniocalcin 2 promotes invasion and is associated with metastatic stages in neuroblastoma. (PMID:19582875)
- STC2 is a HIF-1 target gene and is involved in the regulation of cell proliferation. (PMID:19786016)
- Human stanniocalcin-1 or -2 expressed in mice reduces bone size and severely inhibits cranial intramembranous bone growth. (PMID:20174869)
- High expression level of Stanniocalcin 2 is associated with gastric cancer. (PMID:20422456)
- STC2 is a positive regulator in tumor progression at hypoxia. (PMID:20619259)
- High STC2 is associated with lymph node metastases in squamous cell esophageal carcinoma. (PMID:20734150)
- These findings point to three novel functions of STC2, and suggest that STC2 interacts with HO1 to form a eukaryotic ‘stressosome’ involved in the degradation of heme. (PMID:22503972)
- STC2 is upregulated in hepatocellular carcinoma and promotes cell proliferation and migration. (PMID:23187001)
- High STC2 expression levels are associated with disease recurrence in patients with gastric cancer. (PMID:23548070)
- Stanniocalcin-1 and -2 promote angiogenic sprouting in HUVECs via VEGF/VEGFR2 and angiopoietin signaling pathways. (PMID:23664860)
- High STC2 expression is associated with lymph node metastasis in squamous cell/adenosquamous carcinomas and adenocarcinoma of gallbladder. (PMID:23906305)
- Our results indicate that STC2 could be a useful molecular blood marker for predicting tumor progression by monitoring CTCs in patients with gastric cancer. (PMID:24100594)
- stanniocalcin 2 (STC2) was the most highly upregulated gene in anti-VEGF antibody-treated tumors (PMID:24375080)
- Interleukin-1-induced changes in the glioblastoma secretome suggest its role in tumor progression. (PMID:24503185)
- STC2 overexpression correlates to poor prognosis for nasopharyngeal carcinomas. (PMID:24606961)
- High STC2 expression is associated with glioma. (PMID:24729417)
- Circulating STC1 and STC2 mRNA are potentially useful blood markers for LSCC (PMID:24743310)
- The aim of this study was to evaluate the clinical value of measuring expression levels of STC2 in colorectal cancer (CRC) patients. (PMID:25234931)
- These findings suggest that STC2 can be a potential lung cancer biomarker and plays a positive role in lung cancer metastasis and progression. (PMID:25463045)
- Stanniocalcin 2 may contribute to tumor development and radioresistance in cervical cancer. (PMID:25674244)
- This study utilized ER+ IBC to identify a metagene including ABAT and STC2 as predictive biomarkers for endocrine therapy resistance. (PMID:25771305)
- STC2 may inhibit epithelial-mesenchymal transition at least partially through the PKC/Claudin-1-mediated signaling in human breast cancer cells. (PMID:25830567)
- The results showed that the expression of HMGA2 and STC2 was positively correlated. Furthermore, STC2 expression was significantly associated with tumor grade and histotype. (PMID:26165228)
- STC2 has a role in promoting cell proliferation and cisplatin resistance in cervical cancer (PMID:26361149)
- Up-regulation of CDK2 and CDK4 and down-regulation of cell cycle inhibitors p16 and p21 were observed after the delivery of STC2. Furthermore, STC2 transduction activated pAKT and pERK 1/2 signal pathways. (PMID:26424558)
- Data suggest that stanniocalcin 1 and 2 (STC1, STC2) participate in inhibition of proteolytic activity of pregnancy-associated plasma protein-A (PAPP-A) during folliculogenesis. (PMID:26874357)
- STC2 is involved in regulating PAPP-A activity during the development of atherosclerosis (PMID:26983002)
- Our results demonstrated the contrasting effects of STC1 and STC2-derived peptides on human macrophage foam cell formation associated with ACAT1 expression and on HASMC migration. (PMID:27346255)
- STC2 promotes colorectal cancer tumorigenesis and epithelial-mesenchymal transition (EMT) progression through activating ERK/MEK and PI3K/AKT signaling pathways. (PMID:27662663)
- Results show that STC2 promotes head and neck squamous cell carcinoma cell proliferation, tumor growth, and metastasis through the PI3K/AKT/Snail pathway. (PMID:27863406)
- These findings indicated that STC2 may promote osteoblast differentiation and mineralization by regulating ERK activation (PMID:27878259)
Cross-species orthologs
5 orthologs
| Organism | Symbol | Gene ID |
|---|---|---|
| danio_rerio | stc2a | ENSDARG00000056680 |
| danio_rerio | stc2b | ENSDARG00000102206 |
| mus_musculus | Stc2 | ENSMUSG00000020303 |
| rattus_norvegicus | Stc2 | ENSRNOG00000020729 |
| caenorhabditis_elegans | W01A8.8 | WBGENE00044988 |
Paralogs (1): STC1 (ENSG00000159167)
Protein
Protein identifiers
Stanniocalcin-2 — O76061 (reviewed: O76061)
Alternative names: Stanniocalcin-related protein
All UniProt accessions (4): O76061, E5RG57, H0YB13, Q6FHC9
UniProt curated annotations — full annotation on UniProt →
Function. Has an anti-hypocalcemic action on calcium and phosphate homeostasis.
Subunit / interactions. Homodimer; disulfide-linked.
Subcellular location. Secreted.
Tissue specificity. Expressed in a variety of tissues including muscle, heart, pancreas, kidney, spleen, prostate, small intestine, colon and peripheral blood leukocytes.
Similarity. Belongs to the stanniocalcin family.
RefSeq proteins (1): NP_003705* (*=MANE)
Domains & families (InterPro)
| ID | Name | Type |
|---|---|---|
| IPR004978 | Stanniocalcin | Family |
Pfam: PF03298
UniProt features (23 total): helix 12, modified residue 3, strand 2, region of interest 2, signal peptide 1, chain 1, compositionally biased region 1, glycosylation site 1
Structure
Experimental structures (PDB)
4 structures.
| PDB | Method | Resolution (Å) |
|---|---|---|
| 8A7D | ELECTRON MICROSCOPY | 3.06 |
| 7Y5Q | ELECTRON MICROSCOPY | 3.8 |
| 8HGH | ELECTRON MICROSCOPY | 4.16 |
| 8A7E | ELECTRON MICROSCOPY | 5.02 |
Predicted structure (AlphaFold)
| Model | pLDDT | Fraction very-high |
|---|---|---|
| AF-O76061-F1 | 73.48 | 0.47 |
Functional residue map
Curated UniProt residues grouped by drug-discovery relevance — catalytic, ligand-binding, modification, and mutation-validated positions. Source: UniProtKB sequence features.
Post-translational modifications (3): 250, 251, 254
Glycosylation sites (1): 73
Function
Pathways and Gene Ontology
Reactome pathways
4 pathways
| ID | Pathway |
|---|---|
| R-HSA-381426 | Regulation of Insulin-like Growth Factor (IGF) transport and uptake by Insulin-like Growth Factor Binding Proteins (IGFBPs) |
| R-HSA-8957275 | Post-translational protein phosphorylation |
| R-HSA-392499 | Metabolism of proteins |
| R-HSA-597592 | Post-translational protein modification |
MSigDB gene sets: 352 (showing top):
GSE45365_CTRL_VS_MCMV_INFECTION_NK_CELL_UP, AHRARNT_01, CREL_01, MODULE_92, GOBP_RESPONSE_TO_NITROGEN_COMPOUND, RODRIGUES_THYROID_CARCINOMA_ANAPLASTIC_UP, BENPORATH_ES_WITH_H3K27ME3, GGTGTGT_MIR329, RODRIGUES_THYROID_CARCINOMA_POORLY_DIFFERENTIATED_UP, GOBP_REGULATION_OF_DEVELOPMENTAL_GROWTH, GOBP_RESPONSE_TO_ENDOPLASMIC_RETICULUM_STRESS, GOZGIT_ESR1_TARGETS_DN, MENSE_HYPOXIA_UP, GOBP_GROWTH, GOBP_REGULATION_OF_HORMONE_LEVELS
GO Biological Process (15): intracellular calcium ion homeostasis (GO:0006874), response to oxidative stress (GO:0006979), embryo implantation (GO:0007566), negative regulation of gene expression (GO:0010629), endoplasmic reticulum unfolded protein response (GO:0030968), response to vitamin D (GO:0033280), negative regulation of multicellular organism growth (GO:0040015), response to peptide hormone (GO:0043434), decidualization (GO:0046697), regulation of hormone biosynthetic process (GO:0046885), cellular response to hypoxia (GO:0071456), regulation of store-operated calcium entry (GO:2001256), signal transduction (GO:0007165), response to endoplasmic reticulum stress (GO:0034976), calcium ion homeostasis (GO:0055074)
GO Molecular Function (4): hormone activity (GO:0005179), enzyme binding (GO:0019899), heme binding (GO:0020037), protein homodimerization activity (GO:0042803)
GO Cellular Component (6): obsolete extracellular space (GO:0005615), endoplasmic reticulum (GO:0005783), endoplasmic reticulum lumen (GO:0005788), Golgi apparatus (GO:0005794), perinuclear region of cytoplasm (GO:0048471), extracellular region (GO:0005576)
Reactome top-level categories
Rollup of top-2 pathways:
| Category | Pathways |
|---|---|
| Metabolism of proteins | 2 |
| Post-translational protein modification | 1 |
GO top-level categories
Rollup of top GO terms by namespace:
| Category | Terms |
|---|---|
| cytoplasm | 3 |
| response to oxygen-containing compound | 2 |
| cellular response to stress | 2 |
| endomembrane system | 2 |
| intracellular membrane-bounded organelle | 2 |
| cellular anatomical structure | 2 |
| intracellular monoatomic cation homeostasis | 1 |
| calcium ion homeostasis | 1 |
| response to stress | 1 |
| multicellular organism development | 1 |
| female pregnancy | 1 |
| reproductive process | 1 |
| gene expression | 1 |
| regulation of gene expression | 1 |
| negative regulation of macromolecule biosynthetic process | 1 |
| cellular response to unfolded protein | 1 |
| response to endoplasmic reticulum stress | 1 |
| intracellular signal transduction | 1 |
| response to vitamin | 1 |
| response to lipid | 1 |
| multicellular organism growth | 1 |
| regulation of multicellular organism growth | 1 |
| negative regulation of developmental growth | 1 |
| negative regulation of multicellular organismal process | 1 |
| response to hormone | 1 |
| response to nitrogen compound | 1 |
| maternal placenta development | 1 |
| developmental process involved in reproduction | 1 |
| tissue development | 1 |
| regulation of biosynthetic process | 1 |
| regulation of hormone metabolic process | 1 |
| hormone biosynthetic process | 1 |
| response to hypoxia | 1 |
| cellular response to decreased oxygen levels | 1 |
| store-operated calcium entry | 1 |
| regulation of calcium ion transport | 1 |
| cell communication | 1 |
| cellular process | 1 |
| signaling | 1 |
| regulation of cellular process | 1 |
Protein interactions and networks
STRING
872 interactions, top by confidence (×1000):
| Protein A | Protein B | Partner UniProt | Score |
|---|---|---|---|
| STC2 | SLC34A1 | Q06495 | 740 |
| STC2 | PAPPA | Q13219 | 621 |
| STC2 | PGR | P06401 | 507 |
| STC2 | RPL37A | P12751 | 507 |
| STC2 | ESR1 | P03372 | 506 |
| STC2 | CLDN1 | O95832 | 505 |
| STC2 | PAPPA2 | Q9BXP8 | 505 |
| STC2 | CLDN7 | O95471 | 487 |
| STC2 | XKR4 | Q5GH76 | 484 |
| STC2 | OAZ1 | P54368 | 479 |
| STC2 | STC1 | P52823 | 478 |
| STC2 | IGFBP4 | P22692 | 476 |
| STC2 | AZGP1 | P25311 | 476 |
| STC2 | HMOX1 | P09601 | 467 |
| STC2 | CRELD1 | Q96HD1 | 440 |
IntAct
38 interactions, top by confidence:
| A | B | Type | Score |
|---|---|---|---|
| CCNJL | PIK3C2A | psi-mi:“MI:0914”(association) | 0.530 |
| PLOD2 | psi-mi:“MI:0914”(association) | 0.530 | |
| CRP | QSOX1 | psi-mi:“MI:0914”(association) | 0.530 |
| FAM20C | STC2 | psi-mi:“MI:0217”(phosphorylation reaction) | 0.440 |
| STC2 | ANXA2 | psi-mi:“MI:0915”(physical association) | 0.400 |
| STC2 | AFMID | psi-mi:“MI:0915”(physical association) | 0.400 |
| CRP | QSOX1 | psi-mi:“MI:0914”(association) | 0.350 |
| IGF1R | HAX1 | psi-mi:“MI:0914”(association) | 0.350 |
| INSR | HAX1 | psi-mi:“MI:0914”(association) | 0.350 |
| PDGFRB | NDUFA4 | psi-mi:“MI:0914”(association) | 0.350 |
| HLA-DQA1 | TMEM223 | psi-mi:“MI:0914”(association) | 0.350 |
| PDGFRA | GXYLT2 | psi-mi:“MI:0914”(association) | 0.350 |
| LLCFC1 | POTEF | psi-mi:“MI:0914”(association) | 0.350 |
| ST14 | LIPT2 | psi-mi:“MI:0914”(association) | 0.350 |
| SLURP1 | MANBA | psi-mi:“MI:0914”(association) | 0.350 |
| COLEC10 | PLOD2 | psi-mi:“MI:0914”(association) | 0.350 |
| TMPRSS13 | TOR1A | psi-mi:“MI:0914”(association) | 0.350 |
| HPN | TOR1A | psi-mi:“MI:0914”(association) | 0.350 |
| LY86 | PLXNB2 | psi-mi:“MI:0914”(association) | 0.350 |
| STC2 | NME2P1 | psi-mi:“MI:0914”(association) | 0.350 |
| GPIHBP1 | SAC3D1 | psi-mi:“MI:0914”(association) | 0.350 |
| PDGFRA | QSOX1 | psi-mi:“MI:0914”(association) | 0.350 |
| KLK1 | CRLF1 | psi-mi:“MI:0914”(association) | 0.350 |
| POLR2C | STC2 | psi-mi:“MI:0915”(physical association) | 0.000 |
| POLR3F | STC2 | psi-mi:“MI:0915”(physical association) | 0.000 |
| ARRB2 | STC2 | psi-mi:“MI:0915”(physical association) | 0.000 |
| ARHGEF40 | STC2 | psi-mi:“MI:0915”(physical association) | 0.000 |
BioGRID (58): STC2 (Affinity Capture-MS), STC2 (Affinity Capture-MS), STC2 (Affinity Capture-MS), STC2 (Affinity Capture-MS), STC2 (Affinity Capture-RNA), STC2 (Affinity Capture-MS), STC2 (Affinity Capture-MS), STC2 (Affinity Capture-MS), STC2 (Two-hybrid), STC2 (Two-hybrid), STC2 (Two-hybrid), STC2 (Two-hybrid), STC2 (Two-hybrid), STC2 (Two-hybrid), STC2 (Two-hybrid)
ESM2 similar proteins: A0A0F7YYX3, A1Z0Q5, E1BRC3, E2AX35, E9PVB5, F5HFJ7, O76061, O88452, O97561, P03172, P06476, P09259, P09728, P22484, P24872, P28967, P28981, P32514, P33802, P36318, P55082, P57083, P68327, P84393, P85831, Q05059, Q2YDM0, Q3TBN1, Q499E0, Q4R6V5, Q5BKX0, Q5PQN2, Q5R9E4, Q5RDR5, Q69091, Q69467, Q6AY76, Q6AYF7, Q6DLD9, Q6NVG5
Diamond homologs: O55183, O76061, O88452, O97561, P18301, P43647, P43648, P43649, P52823, P97574, Q08264, Q5RAT2, Q9N0T1, Q9R0K8, P57675
SIGNOR signaling
3 interactions.
| A | Effect | B | Mechanism |
|---|---|---|---|
| HIF1A | “up-regulates quantity by expression” | STC2 | “transcriptional regulation” |
| STC2 | up-regulates | STAT3 | |
| STC2 | “form complex” | STC2/HMOX1 | binding |
Enriched among interaction partners
Reactome pathways and GO biological processes over-represented among this gene’s 45 IntAct physical interaction partners (hypergeometric vs the genome-wide background, BH-FDR, gene-set size 15–500, ranked by fold). A functional readout of the neighbourhood — distinct from this gene’s own memberships above, and biased toward well-studied / hub proteins, so read it as themes rather than proof.
GO biological processes:
| GO term | Partners | Fold | FDR |
|---|---|---|---|
| positive regulation of phosphatidylinositol 3-kinase/protein kinase B signal transduction | 6 | 11.2× | 2e-03 |
Disease & clinical
Clinical variants and AI predictions
ClinVar
35 variants total. Per-class counts are floors (≥ shown; pagination cap):
| Classification | Count (floor) |
|---|---|
| Pathogenic | 0 |
| Likely pathogenic | 0 |
| Uncertain significance | 28 |
| Likely benign | 0 |
| Benign | 1 |
Top pathogenic / likely-pathogenic (0)
SpliceAI
639 predictions. Top by Δscore:
| Variant | Effect | Δscore |
|---|---|---|
| 5:173323211:GTACT:G | donor_loss | 1.0000 |
| 5:173323215:TCA:T | donor_loss | 1.0000 |
| 5:173323216:CAC:C | donor_loss | 1.0000 |
| 5:173323217:A:AC | donor_gain | 1.0000 |
| 5:173323217:ACT:A | donor_gain | 1.0000 |
| 5:173323218:C:CG | donor_gain | 1.0000 |
| 5:173323218:CT:C | donor_gain | 1.0000 |
| 5:173323218:CTC:C | donor_gain | 1.0000 |
| 5:173323218:CTCG:C | donor_gain | 1.0000 |
| 5:173323218:CTCGT:C | donor_gain | 1.0000 |
| 5:173323426:TTGCC:T | acceptor_gain | 1.0000 |
| 5:173323440:C:CT | acceptor_gain | 1.0000 |
| 5:173323447:C:CT | acceptor_gain | 1.0000 |
| 5:173323448:G:T | acceptor_gain | 1.0000 |
| 5:173326006:CTCCG:C | acceptor_gain | 1.0000 |
| 5:173326007:TCCG:T | acceptor_gain | 1.0000 |
| 5:173326008:CCG:C | acceptor_gain | 1.0000 |
| 5:173326008:CCGC:C | acceptor_gain | 1.0000 |
| 5:173326009:CG:C | acceptor_gain | 1.0000 |
| 5:173326009:CGC:C | acceptor_gain | 1.0000 |
| 5:173326011:C:CC | acceptor_gain | 1.0000 |
| 5:173323210:AGTAC:A | donor_loss | 0.9900 |
| 5:173323212:TAC:T | donor_loss | 0.9900 |
| 5:173323213:A:AC | donor_gain | 0.9900 |
| 5:173323213:AC:A | donor_loss | 0.9900 |
| 5:173323214:C:CC | donor_gain | 0.9900 |
| 5:173323214:CTCA:C | donor_gain | 0.9900 |
| 5:173323258:A:AC | donor_gain | 0.9900 |
| 5:173323427:TGCC:T | acceptor_gain | 0.9900 |
| 5:173323428:GCC:G | acceptor_gain | 0.9900 |
AlphaMissense
1990 scored. Top likely-pathogenic:
| Variant | Protein change | am_pathogenicity |
|---|---|---|
| 5:173323413:T:A | K104N | 0.998 |
| 5:173323413:T:G | K104N | 0.998 |
| 5:173323414:T:A | K104I | 0.998 |
| 5:173325907:G:C | C85W | 0.998 |
| 5:173325908:C:T | C85Y | 0.998 |
| 5:173325909:A:G | C85R | 0.998 |
| 5:173325954:A:G | C70R | 0.998 |
| 5:173325959:A:C | F68C | 0.998 |
| 5:173325968:C:G | C65S | 0.998 |
| 5:173325969:A:T | C65S | 0.998 |
| 5:173323310:A:G | C139R | 0.997 |
| 5:173323399:C:G | C109S | 0.997 |
| 5:173323400:A:T | C109S | 0.997 |
| 5:173323425:C:A | K100N | 0.997 |
| 5:173323425:C:G | K100N | 0.997 |
| 5:173323430:C:G | G99R | 0.997 |
| 5:173325878:A:C | F95C | 0.997 |
| 5:173325878:A:G | F95S | 0.997 |
| 5:173325935:C:G | C76S | 0.997 |
| 5:173325935:C:T | C76Y | 0.997 |
| 5:173325936:A:T | C76S | 0.997 |
| 5:173325952:A:C | C70W | 0.997 |
| 5:173325953:C:G | C70S | 0.997 |
| 5:173325954:A:T | C70S | 0.997 |
| 5:173325968:C:T | C65Y | 0.997 |
| 5:173325969:A:G | C65R | 0.997 |
| 5:173323429:C:T | G99D | 0.996 |
| 5:173325908:C:A | C85F | 0.996 |
| 5:173325908:C:G | C85S | 0.996 |
| 5:173325909:A:T | C85S | 0.996 |
dbSNP variants (sampled 300 via entrez): RS1000661026 (5:173315824 C>G,T), RS1000729018 (5:173317063 G>A), RS1000898056 (5:173327859 G>A), RS1000955238 (5:173322565 TAAACCG>T), RS1001052048 (5:173321767 C>A,T), RS1001068099 (5:173328567 A>G,T), RS1001077901 (5:173321562 G>A), RS1001330355 (5:173327623 G>A,C), RS1001720996 (5:173325694 A>G), RS1001793155 (5:173321405 G>A), RS1002070060 (5:173325484 G>A), RS1002475838 (5:173327189 T>A), RS1002496407 (5:173316146 G>A), RS1002790283 (5:173316344 T>C), RS1003197846 (5:173324272 C>G,T)
Disease associations
OMIM: gene MIM:603665 | disease phenotypes:
GenCC curated gene-disease
Mondo (0):
Orphanet (0):
HPO phenotypes
0 total (0 of 0 shown, HPO-id order):
GWAS associations
19 associations (top):
| Study | Trait | p-value |
|---|---|---|
| GCST001942_9 | Prostate cancer | 5.000000e-08 |
| GCST002702_120 | Height | 2.000000e-09 |
| GCST002829_25 | Urate levels in overweight individuals | 5.000000e-06 |
| GCST004745_4 | Immunoglobulin A vasculitis | 5.000000e-06 |
| GCST006061_41 | Atrial fibrillation | 1.000000e-14 |
| GCST008362_107 | Birth weight | 2.000000e-08 |
| GCST008839_460 | Height | 2.000000e-06 |
| GCST009302_1 | Antipsychotic drug-induced weight gain in schizophrenia | 1.000000e-06 |
| GCST90000025_506 | Appendicular lean mass | 2.000000e-14 |
| GCST90000025_507 | Appendicular lean mass | 9.000000e-52 |
| GCST90000025_508 | Appendicular lean mass | 3.000000e-21 |
| GCST90000026_5 | Appendicular lean mass | 7.000000e-25 |
| GCST90000027_30 | Appendicular lean mass | 1.000000e-30 |
| GCST90011894_5 | Retinitis pigmentosa | 8.000000e-06 |
| GCST90020024_925 | A body shape index | 3.000000e-08 |
| GCST90020025_693 | Waist-to-hip ratio adjusted for BMI | 2.000000e-14 |
| GCST90020027_697 | Waist-hip index | 2.000000e-14 |
| GCST90020028_1008 | Hip circumference adjusted for BMI | 1.000000e-09 |
| GCST90020028_1009 | Hip circumference adjusted for BMI | 4.000000e-08 |
EFO canonical traits (8, from GWAS)
| EFO ID | Trait name |
|---|---|
| EFO:0004531 | urate measurement |
| EFO:1000965 | Henoch-Schoenlein purpura |
| EFO:0004344 | birth weight |
| EFO:0004567 | antipsychotic drug related weight gain |
| EFO:0004980 | appendicular lean mass |
| EFO:0007789 | BMI-adjusted waist circumference |
| EFO:0007788 | BMI-adjusted waist-hip ratio |
| EFO:0008039 | BMI-adjusted hip circumference |
Drugs & pharmacology
Drug and pharmacology data
Is drug target: no
PharmGKB: 1 entry (VIP=true, CPIC=false)
CTD chemical–gene interactions
155 total (human), top 30 by PubMed support.
| Chemical | Actions (top 5) | PubMed papers |
|---|---|---|
| Estradiol | increases expression, affects cotreatment, decreases expression, decreases reaction | 12 |
| Tetrachlorodibenzodioxin | affects cotreatment, increases expression, affects expression | 9 |
| Cyclosporine | affects expression, increases expression | 7 |
| Particulate Matter | decreases reaction, increases expression, increases abundance, affects cotreatment | 6 |
| bisphenol A | affects expression, increases expression | 4 |
| sodium arsenite | decreases expression, increases abundance, increases expression | 4 |
| Benzo(a)pyrene | affects expression, increases expression, increases methylation | 4 |
| Oxygen | decreases reaction, increases expression, increases reaction | 4 |
| trichostatin A | affects cotreatment, decreases expression | 3 |
| Tobacco Smoke Pollution | affects expression, decreases expression, increases expression | 3 |
| Tretinoin | decreases expression, increases expression | 3 |
| Tunicamycin | increases expression | 3 |
| nickel chloride | increases expression | 2 |
| hydroquinone | increases expression | 2 |
| S-(1,2-dichlorovinyl)cysteine | affects response to substance, increases expression, affects cotreatment, decreases expression | 2 |
| mercuric bromide | increases expression, affects cotreatment | 2 |
| enniatins | increases expression | 2 |
| entinostat | increases expression, affects cotreatment | 2 |
| monomethylarsonous acid | increases expression | 2 |
| Decitabine | affects methylation, affects binding, increases reaction, increases expression, affects expression | 2 |
| Troglitazone | increases expression | 2 |
| Air Pollutants | increases abundance, increases expression | 2 |
| Cisplatin | affects expression, affects cotreatment, decreases expression | 2 |
| Copper | affects binding, increases expression | 2 |
| Doxorubicin | increases expression, affects response to substance | 2 |
| Phenobarbital | affects expression, increases expression | 2 |
| Phenylmercuric Acetate | affects cotreatment, increases expression | 2 |
| Polychlorinated Biphenyls | increases expression, affects expression | 2 |
| Progesterone | affects cotreatment, decreases expression, decreases reaction, increases expression | 2 |
| Silicon Dioxide | increases expression | 2 |
Cellosaurus cell lines
2 cell lines: 2 cancer cell line
First 10 cell lines (id-ordered, not curated):
| Cellosaurus | Name | Category | Sex |
|---|---|---|---|
| CVCL_D1Z6 | Abcam A-549 STC2 KO | Cancer cell line | Male |
| CVCL_D2D8 | Abcam HCT 116 STC2 KO | Cancer cell line | Male |
Clinical trials (associated diseases)
0 trials via MONDO — disease-level, not drug-specific.
Related Atlas pages
- Disease cohort memberships (association, not causation — diseases whose associated-gene cohort lists this gene; a subset are also under Associated diseases): atrial fibrillation, prostate carcinoma