MYH7 - Comprehensive Cross-Database Identifier and Functional Mapping Reference
Section 1: Gene Identifiers
Primary Identifiers
| Database | Identifier | Symbol/Name |
|---|
| HGNC | HGNC:7577 | MYH7 (Approved) |
| Ensembl | ENSG00000092054 | MYH7 |
| NCBI Entrez | 4625 | myosin heavy chain 7 |
| OMIM | 160760 | MYH7 gene/locus |
Full Gene Name
myosin heavy chain 7 (previously: myosin, heavy polypeptide 7, cardiac muscle, beta)
Aliases & Previous Symbols
- Current aliases: CMD1S
- Previous symbols: CMH1, MPD1
- Synonyms: CMYO7A, CMYO7B, CMYP7A, CMYP7B, MYHCB, SPMD, SPMM
Genomic Location
| Property | Value |
|---|
| Chromosome | 14 |
| Cytogenetic band | 14q11.2 |
| Start position | 23,412,733 (GRCh38) |
| End position | 23,436,137 (GRCh38) |
| Strand | Minus (-) |
| Genomic accession | NC_000014.9 |
Gene Classification
- Locus type: gene with protein product
- Locus group: protein-coding gene
- Gene groups: Myosin heavy chains (class II), MicroRNA protein coding host genes
Section 2: Transcript Identifiers
Ensembl Transcripts
Total transcript count: 41 (all protein_coding)
| Transcript ID | Biotype | Start | End | Strand |
|---|
| ENST00000355349 ★ | protein_coding | 23,412,740 | 23,435,660 | - |
| ENST00000713768 | protein_coding | 23,412,740 | 23,435,660 | - |
| ENST00000713769 | protein_coding | 23,412,740 | 23,435,660 | - |
| ENST00000858539 | protein_coding | 23,412,740 | 23,435,718 | - |
| ENST00000858540 | protein_coding | 23,412,738 | 23,435,660 | - |
| ENST00000858541 | protein_coding | 23,412,740 | 23,435,661 | - |
| ENST00000858542 | protein_coding | 23,412,740 | 23,435,660 | - |
| ENST00000858543 | protein_coding | 23,412,740 | 23,435,660 | - |
| ENST00000858544 | protein_coding | 23,412,742 | 23,435,661 | - |
| ENST00000858545 | protein_coding | 23,412,742 | 23,435,661 | - |
| ENST00000858546 | protein_coding | 23,412,742 | 23,435,661 | - |
| ENST00000858547 | protein_coding | 23,412,742 | 23,435,660 | - |
| ENST00000858548 | protein_coding | 23,412,742 | 23,435,660 | - |
| ENST00000858549 | protein_coding | 23,412,740 | 23,435,617 | - |
| ENST00000858550 | protein_coding | 23,412,740 | 23,435,389 | - |
| ENST00000858551 | protein_coding | 23,412,742 | 23,433,814 | - |
| ENST00000965935-ENST00000965959 | protein_coding | Various | Various | - |
★ = Canonical transcript
RefSeq Transcripts (Human)
| Accession | Type | Status | MANE Select |
|---|
| NM_000257 ★ | mRNA | REVIEWED | ✓ Yes |
| NM_001407004 | mRNA | REVIEWED | No |
★ = MANE Select (canonical clinical standard)
RefSeq Proteins (Human)
| Accession | Status | MANE Select |
|---|
| NP_000248 ★ | REVIEWED | ✓ Yes |
| NP_001393933 | REVIEWED | No |
CCDS Identifier
- CCDS9601 (Consensus Coding Sequence)
Exon Information (Canonical Transcript ENST00000355349)
Total exon count: 40
| Exon ID | Start | End | Strand |
|---|
| ENSE00001910862 | 23,435,620 | 23,435,660 | - |
| ENSE00002511061 | 23,433,532 | 23,433,740 | - |
| ENSE00001333121 | 23,434,194 | 23,434,249 | - |
| ENSE00000654043 | 23,433,084 | 23,433,227 | - |
| ENSE00001647421 | 23,432,639 | 23,432,795 | - |
| ENSE00000654040 | 23,432,479 | 23,432,506 | - |
| ENSE00000654039 | 23,431,761 | 23,431,869 | - |
| ENSE00001805709 | 23,431,585 | 23,431,677 | - |
| ENSE00001610903 | 23,431,418 | 23,431,481 | - |
| ENSE00001797612 | 23,430,901 | 23,430,999 | - |
| ENSE00000654035 | 23,430,560 | 23,430,663 | - |
| ENSE00001802826 | 23,429,775 | 23,429,913 | - |
| ENSE00000654032 | 23,429,229 | 23,429,347 | - |
| ENSE00000654031 | 23,428,955 | 23,429,104 | - |
| ENSE00001747242 | 23,428,500 | 23,428,670 | - |
| ENSE00000654029 | 23,427,585 | 23,427,894 | - |
| ENSE00000654028 | 23,427,240 | 23,427,307 | - |
| ENSE00001797702 | 23,426,777 | 23,426,864 | - |
| ENSE00001643045 | 23,425,964 | 23,426,081 | - |
| ENSE00001618128 | 23,425,695 | 23,425,818 | - |
| ENSE00000654023 | 23,425,282 | 23,425,418 | - |
| ENSE00000654022 | 23,424,769 | 23,425,024 | - |
| ENSE00001625387 | 23,423,907 | 23,424,149 | - |
| ENSE00001636102 | 23,423,547 | 23,423,723 | - |
| ENSE00001767436 | 23,422,180 | 23,422,325 | - |
| ENSE00000586050 | 23,420,958 | 23,421,048 | - |
| ENSE00001776760 | 23,419,845 | 23,420,234 | - |
| ENSE00000654015 | 23,419,483 | 23,419,609 | - |
| ENSE00001711774 | 23,419,177 | 23,419,295 | - |
| ENSE00001661625 | 23,418,210 | 23,418,406 | - |
| ENSE00000654012 | 23,417,503 | 23,417,686 | - |
| ENSE00001720186 | 23,417,153 | 23,417,318 | - |
| ENSE00000654010 | 23,416,868 | 23,416,992 | - |
| ENSE00001701082 | 23,416,004 | 23,416,312 | - |
| ENSE00001690609 | 23,415,629 | 23,415,832 | - |
| ENSE00001766234 | 23,415,381 | 23,415,506 | - |
| ENSE00001758206 | 23,414,995 | 23,415,270 | - |
| ENSE00001617095 | 23,414,007 | 23,414,102 | - |
| ENSE00001666341 | 23,413,759 | 23,413,893 | - |
| ENSE00004021211 | 23,412,740 | 23,412,871 | - |
Section 3: Protein Identifiers
UniProt Accessions
| Accession | Status | Protein Name |
|---|
| P12883 ★ | Reviewed (Swiss-Prot) | Myosin-7 |
| A0AAQ5BGU7 | Unreviewed (TrEMBL) | Myosin-7 |
★ = Canonical reviewed entry
Protein Properties
| Property | Value |
|---|
| Protein name | Myosin-7 |
| Alternative names | Myosin heavy chain 7, Myosin heavy chain slow isoform, Myosin heavy chain cardiac muscle beta isoform |
| Sequence length | 1,935 amino acids |
| Molecular mass | 223,097 Da |
Protein Domains and Families
Total domain annotations: 8
| ID | Name | Type |
|---|
| IPR001609 | Myosin_head_motor_dom-like | Domain |
| IPR002928 | Myosin_tail | Domain |
| IPR004009 | SH3_Myosin | Domain |
| IPR000048 | IQ_motif_EF-hand-BS | Binding_site |
| IPR008989 | Myosin_S1_N | Homologous_superfamily |
| IPR014751 | XRCC4-like_C | Homologous_superfamily |
| IPR027417 | P-loop_NTPase | Homologous_superfamily |
| IPR036961 | Kinesin_motor_dom_sf | Homologous_superfamily |
Section 4: Structure Identifiers
Experimental Structures
Total PDB structure count: 37
| PDB ID | Title | Method | Resolution |
|---|
| 9I8P | Human beta-cardiac myosin wild type motor domain (pre-powerstroke state) | X-RAY | 2.60 Å |
| 9HTG | Beta-cardiac myosin E497D mutant motor domain | X-RAY | 2.60 Å |
| 9HTF | Beta-cardiac myosin Y115H mutant motor domain | X-RAY | 2.48 Å |
| 9GZ2 | Beta-cardiac heavy meromyosin motor domain complexed to mavacamten (primed state) | CRYO-EM | 2.90 Å |
| 9GZ1 | Beta-cardiac myosin interacting heads motif complexed to mavacamten | CRYO-EM | 3.70 Å |
| 9GZ3 | Beta-cardiac heavy meromyosin motor domain (primed state) | CRYO-EM | 3.40 Å |
| 8ZI9 | Human left ventricle actin and myosin complex | CRYO-EM | 3.08 Å |
| 8ZB7 | Human left ventricle ATM complex | CRYO-EM | 3.19 Å |
| 8G4L | Cryo-EM structure of human cardiac myosin filament | CRYO-EM | 6.40 Å |
| 8EFI | Human cardiac actin-tropomyosin-myosin complex (rigor form) | CRYO-EM | 3.40 Å |
| 8EFH | Human cardiac actin-tropomyosin-myosin complex with ADP-Mg2+ | CRYO-EM | 3.30 Å |
| 8EFE | Human beta-cardiac myosin II bound to ADP-MG2+ | CRYO-EM | 3.80 Å |
| 8EFD | Human cardiac myosin II in rigor conformation | CRYO-EM | 3.80 Å |
| 8ENC | Human cardiac actin-tropomyosin-myosin loop 4 7G mutant | CRYO-EM | 3.60 Å |
| 8ACT | Human beta-cardiac myosin folded-back off state | CRYO-EM | 3.60 Å |
| 4PA0 | Omecamtiv Mercarbil binding site on Human Beta-Cardiac Myosin | X-RAY | 2.25 Å |
| 4P7H | Human beta-Cardiac Myosin Motor Domain::GFP chimera | X-RAY | 3.20 Å |
| 4DB1 | Cardiac human myosin S1dC complexed with Mn-AMPPNP | X-RAY | 2.60 Å |
| 2FXO | Human beta-myosin S2 fragment | X-RAY | 2.50 Å |
| 2FXM | Human beta-myosin S2 fragment | X-RAY | 2.70 Å |
| 5CJ1 | Coiled coil of MYH7 residues 1526-1571 fused to Gp7 | X-RAY | 2.10 Å |
| 5CHX | MYH7 amino acids 1590-1657 | X-RAY | 2.30 Å |
| 5CJ0 | MYH7 amino acids 1631-1692 | X-RAY | 2.30 Å |
| 5WME | MYH7 amino acids 1729-1786 | X-RAY | 2.30 Å |
| 6PF2 | MYH7 amino acids 1220-1276 | X-RAY | 2.17 Å |
| 6PFP | MYH7 amino acids 1473-1536 | X-RAY | 2.20 Å |
| 4XA1 | Coiled-coil surrounding Skip 1 | X-RAY | 3.20 Å |
| 4XA3 | Coiled-coil surrounding Skip 2 | X-RAY | 2.55 Å |
| 4XA4 | Coiled-coil surrounding Skip 3 | X-RAY | 2.33 Å |
| 4XA6 | Coiled-coil surrounding Skip 4 | X-RAY | 3.42 Å |
| 5WJ7 | MYH7 amino acids 1733-1797 fused to Xrcc4 | X-RAY | 2.50 Å |
| 5WJB | MYH7 amino acids 1733-1797 fused to Gp7 | X-RAY | 2.91 Å |
| 5WLQ | MYH7 amino acids 1677-1755 fused to Gp7 and Eb1 | X-RAY | 3.10 Å |
| 5WLZ | MYH7 amino acids 1677-1758 fused to Xrcc4 | X-RAY | 3.50 Å |
| 5CJ4 | MYH7 amino acids 1562-1622 | X-RAY | 3.10 Å |
| 3DTP | Tarantula heavy meromyosin (flexible docking) | CRYO-EM | 20.0 Å |
| 5TBY | Human beta-cardiac heavy meromyosin interacting-heads motif | CRYO-EM | 20.0 Å |
Predicted Structures (AlphaFold)
| Model ID | Sequence Length | Global pLDDT | Fraction Very High Confidence |
|---|
| AF-P12883-F1 | 15,650 | 74.45 | 0.10 (10%) |
Section 5: Cross-Species Orthologs
| Organism | Gene ID | Symbol | Biotype |
|---|
| Mouse (Mus musculus) | ENSMUSG00000053093 | Myh7 | protein_coding |
| Rat (Rattus norvegicus) | ENSRNOG00000016983 | Myh7 | protein_coding |
| Zebrafish (Danio rerio) | ENSDARG00000079782 | myh7l | protein_coding |
| Fruit fly (Drosophila) | No direct ortholog | - | - |
| Worm (C. elegans) | No direct ortholog | - | - |
| Yeast (S. cerevisiae) | No direct ortholog | - | - |
Section 6: Clinical Variants & AI Predictions
ClinVar Variant Summary
Total variants in ClinVar: 4,107
| Classification | Count |
|---|
| Pathogenic | 76 |
| Likely Pathogenic | 100+ |
| Uncertain Significance (VUS) | ~3,500+ |
| Likely Benign | Multiple |
| Benign | Multiple |
TOP 50 Pathogenic Variants
| ClinVar ID | HGVS Notation | Condition | Review Status |
|---|
| 14087 | c.1208G>A (p.Arg403Gln) | HCM | Expert panel |
| 14089 | c.1357C>T (p.Arg453Cys) | HCM | Expert panel |
| 14090 | c.1750G>C (p.Gly584Arg) | HCM | Expert panel |
| 14095 | c.2167C>T (p.Arg723Cys) | HCM | Expert panel |
| 14097 | c.2722C>G (p.Leu908Val) | HCM | Expert panel |
| 14098 | c.2221G>C (p.Gly741Arg) | HCM | Expert panel |
| 14099 | c.767G>A (p.Gly256Glu) | HCM | Multiple submitters |
| 14101 | c.1208G>T (p.Arg403Leu) | HCM | Multiple submitters |
| 14102 | c.1207C>T (p.Arg403Trp) | HCM | Expert panel |
| 14104 | c.2155C>T (p.Arg719Trp) | HCM | Expert panel |
| 14105 | c.2146G>A (p.Gly716Arg) | HCM | Expert panel |
| 14107 | c.2156G>A (p.Arg719Gln) | HCM | Expert panel |
| 14108 | c.1594T>C (p.Ser532Pro) | HCM | Expert panel |
| 14125 | c.2717A>G (p.Asp906Gly) | HCM | Expert panel |
| 14129 | c.1357C>A (p.Arg453Ser) | HCM | Expert panel |
| 42838 | c.1358G>A (p.Arg453His) | HCM | Expert panel |
| 42875 | c.1988G>A (p.Arg663His) | HCM | Expert panel |
| 42885 | c.2167C>G (p.Arg723Gly) | HCM | Expert panel |
| 42922 | c.2681A>G (p.Glu894Gly) | HCM | Expert panel |
| 42926 | c.2711G>A (p.Arg904His) | HCM | Expert panel |
| 42992 | c.4130C>T (p.Thr1377Met) | DCM/HCM | Expert panel |
| 43106 | c.788T>C (p.Ile263Thr) | HCM | Expert panel |
| 155814 | c.3158G>A (p.Arg1053Gln) | HCM | Expert panel |
| 164294 | c.4066G>A (p.Glu1356Lys) | DCM | Expert panel |
| 164316 | c.2710C>T (p.Arg904Cys) | HCM | Expert panel |
| 164342 | c.2207T>C (p.Ile736Thr) | HCM | Expert panel |
| 164401 | c.427C>T (p.Arg143Trp) | HCM | Expert panel |
| 177626 | c.1954A>G (p.Arg652Gly) | HCM | Multiple submitters |
| 177665 | c.2221G>T (p.Gly741Trp) | HCM | Expert panel |
| 132914 | c.2163-1G>A | HCM | Single submitter |
| 1071112 | c.732+1G>T | HCM | Single submitter |
| 132917 | c.2028del (p.Asn676fs) | HCM | No criteria |
| 132920 | c.1956+2T>G | HCM | No criteria |
| 132926 | c.1530C>A (p.Phe510Leu) | HCM | No criteria |
| 132930 | c.1151C>A (p.Ser384Tyr) | HCM | No criteria |
| 132933 | c.1073A>T (p.His358Leu) | HCM | No criteria |
| 14091 | c.1816G>A (p.Val606Met) | HCM | Multiple submitters |
| 14106 | c.2803G>A (p.Glu935Lys) | HCM | Single submitter |
| 42933 | c.2788G>A (p.Glu930Lys) | HCM | Multiple submitters |
| 181319 | c.730T>C (p.Phe244Leu) | HCM | Single submitter |
| 181340 | c.1234A>T (p.Thr412Ser) | HCM | Single submitter |
| 181345 | c.1400T>C (p.Ile467Thr) | HCM | Single submitter |
| 237444 | c.761C>A (p.Ala254Glu) | HCM | Single submitter |
| 407187 | c.1544T>G (p.Met515Arg) | HCM | Single submitter |
| 429741 | c.1810A>G (p.Thr604Ala) | HCM | Single submitter |
| 454395 | c.732+2T>G | HCM | Single submitter |
| 524975 | c.1159C>T (p.Leu387Phe) | HCM | Single submitter |
| 574861 | c.1801C>T (p.Leu601Phe) | HCM | Single submitter |
| 619177 | c.1963C>A (p.Leu655Met) | HCM | Single submitter |
| 656014 | c.1711G>C (p.Gly571Arg) | HCM | Single submitter |
AI-Based Variant Predictions
SpliceAI Predictions
Total splice-affecting variant predictions: 4,030
High-confidence predictions (score ≥0.8): 100+
| Variant | Effect | Delta Score |
|---|
| 14:23413754:CCCA:C | donor_loss | 1.00 |
| 14:23413755:CCACC:C | donor_loss | 1.00 |
| 14:23413756:CACC:C | donor_loss | 1.00 |
| 14:23413757:ACC:A | donor_loss | 1.00 |
| 14:23413758:CCTT:C | donor_gain | 1.00 |
| 14:23414005:A:AG | donor_loss | 1.00 |
| 14:23414005:ACCGC:A | donor_gain | 1.00 |
| 14:23414006:CCG:C | donor_gain | 1.00 |
| 14:23414006:CCGC:C | donor_gain | 1.00 |
| 14:23414006:C:CC | donor_gain | 1.00 |
| 14:23413889:TCCTC:T | acceptor_gain | 1.00 |
| 14:23413891:CTC:C | acceptor_gain | 1.00 |
| 14:23413892:TC:T | acceptor_gain | 1.00 |
| 14:23413893:CC:C | acceptor_gain | 1.00 |
| 14:23413894:C:CC | acceptor_gain | 1.00 |
| 14:23414989:TCGCA:T | donor_loss | 1.00 |
| 14:23414990:CGCA:C | donor_loss | 1.00 |
| 14:23414991:GCAC:G | donor_loss | 1.00 |
| 14:23414992:CA:C | donor_loss | 1.00 |
AlphaMissense Predictions
Total missense predictions: 12,850
TOP 50 Likely Pathogenic Missense Variants
| Variant | Protein Change | AM Score | Classification |
|---|
| 14:23413812:C:G | A1913P | 0.999 | Likely Pathogenic |
| 14:23413821:C:G | A1910P | 0.999 | Likely Pathogenic |
| 14:23413833:C:G | A1906P | 0.999 | Likely Pathogenic |
| 14:23413787:C:G | R1921P | 0.991 | Likely Pathogenic |
| 14:23413806:A:G | S1915P | 0.990 | Likely Pathogenic |
| 14:23413790:A:G | L1920P | 0.989 | Likely Pathogenic |
| 14:23413841:A:G | L1903P | 0.997 | Likely Pathogenic |
| 14:23413823:C:G | R1909P | 0.998 | Likely Pathogenic |
| 14:23413775:C:G | R1925P | 0.977 | Likely Pathogenic |
| 14:23413776:G:T | R1925S | 0.975 | Likely Pathogenic |
| 14:23413794:T:C | K1919E | 0.975 | Likely Pathogenic |
| 14:23413811:G:T | A1913D | 0.994 | Likely Pathogenic |
| 14:23413820:G:T | A1910E | 0.970 | Likely Pathogenic |
| 14:23413832:G:T | A1906E | 0.953 | Likely Pathogenic |
| 14:23413777:G:C | S1924R | 0.953 | Likely Pathogenic |
| 14:23413780:C:A | K1923N | 0.947 | Likely Pathogenic |
| 14:23413785:C:G | A1922P | 0.941 | Likely Pathogenic |
| 14:23413788:G:C | R1921G | 0.933 | Likely Pathogenic |
| 14:23413795:G:C | N1918K | 0.931 | Likely Pathogenic |
| 14:23413824:G:A | R1909W | 0.930 | Likely Pathogenic |
| 14:23413784:G:T | A1922D | 0.925 | Likely Pathogenic |
| 14:23413808:T:A | E1914V | 0.919 | Likely Pathogenic |
| 14:23413793:T:A | K1919M | 0.912 | Likely Pathogenic |
| 14:23413793:T:G | K1919T | 0.910 | Likely Pathogenic |
| 14:23413809:C:T | E1914K | 0.907 | Likely Pathogenic |
| 14:23413775:C:A | R1925L | 0.900 | Likely Pathogenic |
Section 7: Biological Pathways & Gene Ontology
Pathway Membership
Note: No direct Reactome pathway annotations. MYH7 is involved in cardiac muscle contraction pathways.
MSigDB Gene Sets: 432 sets reference MYH7, including:
- KEGG_CARDIAC_MUSCLE_CONTRACTION
- KEGG_TIGHT_JUNCTION
- KEGG_VIRAL_MYOCARDITIS
- GOBP_CARDIAC_MUSCLE_CONTRACTION
- GOBP_STRIATED_MUSCLE_CONTRACTION
Gene Ontology Annotations
Total GO terms: 27
Biological Process (14 terms)
| GO ID | Term Name |
|---|
| GO:0002026 | regulation of the force of heart contraction |
| GO:0002027 | regulation of heart rate |
| GO:0003009 | skeletal muscle contraction |
| GO:0006936 | muscle contraction |
| GO:0006941 | striated muscle contraction |
| GO:0007512 | adult heart development |
| GO:0014728 | regulation of the force of skeletal muscle contraction |
| GO:0014883 | transition between fast and slow fiber |
| GO:0014898 | cardiac muscle hypertrophy in response to stress |
| GO:0030049 | muscle filament sliding |
| GO:0031449 | regulation of slow-twitch skeletal muscle fiber contraction |
| GO:0046034 | ATP metabolic process |
| GO:0055010 | ventricular cardiac muscle tissue morphogenesis |
| GO:0060048 | cardiac muscle contraction |
Molecular Function (4 terms)
| GO ID | Term Name |
|---|
| GO:0000146 | microfilament motor activity |
| GO:0005516 | calmodulin binding |
| GO:0005524 | ATP binding |
| GO:0051015 | actin filament binding |
Cellular Component (9 terms)
| GO ID | Term Name |
|---|
| GO:0001725 | stress fiber |
| GO:0005737 | cytoplasm |
| GO:0005859 | muscle myosin complex |
| GO:0016459 | myosin complex |
| GO:0016460 | myosin II complex |
| GO:0030016 | myofibril |
| GO:0030017 | sarcomere |
| GO:0030018 | Z disc |
| GO:0032982 | myosin filament |
Section 8: Protein Interactions & Molecular Networks
Protein-Protein Interactions
STRING Interactions
Total interactions: 2,542+
TOP 50 Highest-Confidence Interacting Proteins
| UniProt | Gene | Score |
|---|
| Q14896 | MYBPC3 | 976 |
| P08590 | MYL3 | 957 |
| P45379 | TNNT2 | 957 |
| P10916 | MYL2 | 936 |
| P04270 | S100B | 935 |
| P19429 | TNNI3 | 931 |
| Q8WZ42 | TTN | 919 |
| P09493 | TPM1 | 908 |
| O15273 | TELETHONIN | 907 |
| P01160 | NPPA | 834 |
| P13805 | TNNC1 | 832 |
| P35609 | ACTN2 | 831 |
| P50461 | CSRP3 | 831 |
| P19237 | TNNI1 | 817 |
| O75112 | LDB3 | 805 |
| Q5T481 | MYOM2 | 791 |
| Q9UGJ0 | ANKYRIN-REPEAT | 773 |
| O95393 | BIN1 | 769 |
| Q92736 | RYR2 | 768 |
| P16860 | NPPB | 756 |
| Q9UIF7 | SYNCAP1 | 747 |
| Q01449 | CLCN1 | 727 |
| Q14126 | DSG2 | 721 |
| P11783 | CBX3 | 701 |
| Q14524 | SCN5A | 695 |
| P02545 | LMNA | 692 |
| P02568 | ACTA1 | 687 |
IntAct Interactions
Total curated interactions: 86
Key high-confidence interactions:
MYH7-MYBPC3 (score: 0.550)
MYH7-KXD1 (score: 0.560)
MYH7-LRRC39 (score: 0.510)
BioGRID Interactions
Total: 116+
Key interactors detected by various methods:
ACTN2, ACTN3 (Co-fractionation)
TPM2 (Co-fractionation)
KXD1 (Two-hybrid)
CLVS2 (Two-hybrid)
Protein Similarity
ESM2 Structural/Embedding Similarity
Total similar proteins: 77
| UniProt | Top Similarity | Avg Similarity |
|---|
| P11055 (MYH3) | 1.0000 | 0.9970 |
| P12847 (MYH3) | 1.0000 | 0.9971 |
| P35579 (MYH9) | 1.0000 | 0.9921 |
| P35580 (MYH10) | 1.0000 | 0.9878 |
| P02563 (MYH6) | 0.9999 | 0.9972 |
| P02564 (MYH6) | 0.9999 | 0.9973 |
| P13533 (MYH6) | 0.9997 | 0.9972 |
| P49824 (MYH7B) | 0.9998 | 0.9975 |
| G3UW82 | 0.9998 | 0.9971 |
| O08638 | 0.9998 | 0.9934 |
DIAMOND Sequence Similarity
Total homologs: 136
| UniProt | Top Identity | Top Bitscore |
|---|
| P12847 (MYH3) | 99.4% | 2081 |
| P02564 (MYH6) | 99.1% | 2091 |
| P35579 (MYH9) | 99.3% | 2001 |
| P02563 (MYH6) | 97.8% | 2117 |
| P13533 (MYH6) | 97.0% | 2056 |
| P13541 (MYH8) | 99.4% | 2082 |
| P11055 (MYH3) | 98.3% | 2033 |
| P12882 (MYH1) | 95.9% | 2048 |
Section 9: Transcription Factor Regulatory Data
Note: MYH7 does NOT encode a transcription factor. This section lists transcriptional regulators of MYH7.
Upstream Regulators (TFs that regulate MYH7)
Total: 26 transcription factors
| TF Gene | Regulation | Confidence |
|---|
| MYOD1 | Activation | High |
| MEF2C | - | High |
| MEF2D | Activation | Low |
| GATA4 | - | High |
| GATA5 | - | High |
| NKX2-5 | - | Low |
| SOX6 | Repression | High |
| SRF | Unknown | - |
| TEAD1 | Unknown | High |
| TEAD4 | Activation | - |
| NFATC1 | Activation | Low |
| NFATC4 | - | High |
| SMAD1 | - | Low |
| SMAD4 | Repression | - |
| TCF12 | - | High |
| SP3 | - | High |
| BCL11B | - | High |
| EDN1 | Activation | - |
| EZH2 | - | High |
| FOXP1 | - | High |
| HESX1 | - | High |
| LIF | Activation | - |
| NR2C2 | - | Low |
| TEF | - | Low |
| THRA | - | Low |
| THRB | - | High |
SIGNOR Signaling Interactions
Total: 5
| Regulator | Target | Effect | Mechanism |
|---|
| EDN1 | MYH7 | Up-regulates | Transcriptional regulation |
| NFATC1 | Myh7 | Up-regulates | Transcriptional regulation |
| MEF2D | Myh7 | Up-regulates | Transcriptional regulation |
| MYOD1 | Myh7 | Up-regulates | Transcriptional regulation |
| LIF | Myh7 | Up-regulates | Transcriptional regulation |
Section 10: Drug & Pharmacology Data
ChEMBL Target Information
| Target ID | Name | Type |
|---|
| CHEMBL3831286 | Cardiac myosin | PROTEIN COMPLEX |
Approved Drug Targeting Cardiac Myosin
Mavacamten (CAMZYOS)
| Property | Value |
|---|
| ChEMBL ID | CHEMBL4297517 |
| PubChem CID | 117761397 |
| Development Phase | 4 (Approved) |
| Type | Small molecule |
| ATC Classification | C01EB24 |
| Trade names | Camzyos, Mavacamten, MYK-461, SAR-439152 |
| Mechanism | Cardiac myosin inhibitor |
Approved Indications:
- Hypertrophic cardiomyopathy (HCM) - Phase 4
- Cardiomyopathy - Phase 4
- Heart failure - Phase 2
Clinical Trials
Total trials involving Mavacamten: 36
| Trial ID | Phase | Status | Title |
|---|
| NCT03470545 | Phase 3 | COMPLETED | EXPLORER-HCM: Adults with Symptomatic Obstructive HCM |
| NCT04349072 | Phase 3 | COMPLETED | VALOR-HCM: Eligible for Septal Reduction Therapy |
| NCT05582395 | Phase 3 | COMPLETED | Non-Obstructive HCM |
| NCT05174416 | Phase 3 | COMPLETED | Chinese Adults with Symptomatic Obstructive HCM |
| NCT05414175 | Phase 3 | COMPLETED | Obstructive HCM |
| NCT03723655 | Phase 2/3 | COMPLETED | Long-Term Safety Extension (MAVA-LTE) |
| NCT06252221 | Phase 3 | ACTIVE | Adolescents with Symptomatic Obstructive HCM |
| NCT06111743 | Phase 4 | ACTIVE | Impact on Myocardial Structure in Obstructive HCM |
| NCT07004972 | Phase 4 | RECRUITING | ROVER - Adults in India with Obstructive HCM |
| NCT02842242 | Phase 2 | COMPLETED | PIONEER-HCM |
| NCT03442764 | Phase 2 | COMPLETED | MAVERICK-HCM (Non-Obstructive) |
| NCT04766892 | Phase 2 | COMPLETED | HFpEF with Elevation of NT-proBNP |
| NCT02329184 | Phase 1 | COMPLETED | Safety, Tolerability, PK/PD |
| NCT02356289 | Phase 1 | COMPLETED | Single Ascending Dose |
| NCT02480296 | Phase 1 | COMPLETED | Multiple Ascending Dose |
PharmGKB Information
| Property | Value |
|---|
| PharmGKB ID | PA31374 |
| VIP Gene | Yes (Very Important Pharmacogene) |
| CPIC Guideline | No |
Section 11: Expression Profiles
Bgee Expression Summary
| Property | Value |
|---|
| Expression breadth | Ubiquitous |
| Total present calls | 167 |
| Total conditions tested | 288 |
| Max expression score | 99.94 |
| Average expression score | 65.11 |
| Gold quality annotations | 261 |
TOP 30 Tissues by Expression
| Tissue | Ontology ID | Expression Score | Quality |
|---|
| Apex of heart | UBERON:0002098 | 99.94 | Gold |
| Hindlimb stylopod muscle | UBERON:0004252 | 99.89 | Gold |
| Skeletal muscle of biceps brachii | UBERON:0004502 | 99.82 | Silver |
| Biceps brachii | UBERON:0001507 | 99.69 | Silver |
| Gastrocnemius | UBERON:0001388 | 99.69 | Gold |
| Heart right ventricle | UBERON:0002080 | 99.64 | Gold |
| Heart left ventricle | UBERON:0002084 | 99.62 | Gold |
| Cardiac ventricle | UBERON:0002082 | 99.62 | Gold |
| Gluteal muscle | UBERON:0002000 | 99.60 | Gold |
| Triceps brachii | UBERON:0001509 | 99.48 | Gold |
| Left ventricle myocardium | UBERON:0006566 | 99.45 | Gold |
| Skeletal muscle tissue | UBERON:0001134 | 99.39 | Gold |
| Vastus lateralis | UBERON:0001379 | 99.38 | Gold |
| Skeletal muscle of rectus abdominis | UBERON:0004511 | 99.37 | Silver |
| Quadriceps femoris | UBERON:0001377 | 99.23 | Gold |
| Right atrium auricular region | UBERON:0006631 | 99.16 | Gold |
| Cardiac atrium | UBERON:0002081 | 99.12 | Gold |
| Myocardium | UBERON:0002349 | 99.06 | Silver |
| Diaphragm | UBERON:0001103 | 98.83 | Silver |
| Deltoid | UBERON:0001476 | 98.80 | Silver |
| Tibialis anterior | UBERON:0001385 | 98.60 | Gold |
| Cardiac muscle of right atrium | UBERON:0003379 | 98.60 | Silver |
| Muscle organ | UBERON:0001630 | 98.11 | Gold |
| Muscle of leg | UBERON:0001383 | 97.63 | Gold |
| Body of tongue | UBERON:0011876 | 96.68 | Silver |
| Heart | UBERON:0000948 | 95.57 | Gold |
| Muscle tissue | UBERON:0002385 | 94.18 | Gold |
| Primordial germ cell in gonad | CL:0000670 ∩ UBERON:0000991 | 88.67 | Gold |
| Tongue | UBERON:0001723 | 85.49 | Silver |
| Body of pancreas | UBERON:0001150 | 81.93 | Gold |
Expression Pattern Summary
- Highest expression: Cardiac ventricles and skeletal muscle (slow-twitch fibers)
- Tissue-specific: Strongly enriched in cardiac muscle (beta/slow heavy chain)
- Pattern: Expressed predominantly in ventricular myocardium and slow-twitch skeletal muscle
Single-Cell Expression Data
| Dataset | Description | Cell Count |
|---|
| E-MTAB-11268 | Atlas of the human hypertrophied heart reveals impaired cell communication | 64,898 cells |
Section 12: Disease Associations
Mendelian Disease Associations (GenCC)
Total disease associations: 17
| Disease | OMIM | Classification | Inheritance | Submitter |
|---|
| Hypertrophic cardiomyopathy 1 | 192600 | Definitive | AD | Ambry, G2P |
| Hypertrophic cardiomyopathy 1 | 192600 | Strong | AD | Invitae |
| Dilated cardiomyopathy 1S | 613426 | Definitive | AD | G2P |
| Dilated cardiomyopathy 1S | 613426 | Strong | AD | Ambry, Invitae |
| MYH7-related skeletal myopathy | 160500 | Strong | AD | Ambry, Invitae |
| Myopathy, myosin storage (AD) | 608358 | Moderate | AD | Ambry |
| Myopathy, myosin storage (AR) | 255160 | Strong | AR | Invitae |
| Myopathy, myosin storage (AR) | 255160 | Moderate | AR | Ambry |
Orphanet Disease Associations
Total: 7 disorders
| Orphanet ID | Disease Name | Type |
|---|
| 154 | Familial isolated dilated cardiomyopathy | Disease |
| 1880 | Ebstein malformation of the tricuspid valve | Morphological anomaly |
| 324604 | Classic multiminicore myopathy | Clinical subtype |
| 54260 | Left ventricular noncompaction | Disease |
| 59135 | Laing distal myopathy | Disease |
| 636965 | Autosomal dominant myosin storage myopathy | Clinical subtype |
| 636970 | Autosomal recessive myosin storage myopathy | Clinical subtype |
HPO Phenotype Associations
Total phenotypes: 151
TOP 50 Clinical Phenotypes
| HPO ID | Phenotype |
|---|
| HP:0001639 | Hypertrophic cardiomyopathy |
| HP:0001644 | Dilated cardiomyopathy |
| HP:0001645 | Sudden cardiac death |
| HP:0001635 | Congestive heart failure |
| HP:0001670 | Asymmetric septal hypertrophy |
| HP:0030682 | Left ventricular noncompaction |
| HP:0012664 | Reduced left ventricular ejection fraction |
| HP:0001634 | Mitral valve prolapse |
| HP:0001653 | Mitral regurgitation |
| HP:0005110 | Atrial fibrillation |
| HP:0011675 | Arrhythmia |
| HP:0004756 | Ventricular tachycardia |
| HP:0004308 | Ventricular arrhythmia |
| HP:0002875 | Exertional dyspnea |
| HP:0001962 | Palpitations |
| HP:0100749 | Chest pain |
| HP:0001667 | Right ventricular hypertrophy |
| HP:0200128 | Biventricular hypertrophy |
| HP:0001682 | Subvalvular aortic stenosis |
| HP:0003198 | Myopathy |
| HP:0003560 | Muscular dystrophy |
| HP:0003323 | Progressive muscle weakness |
| HP:0003701 | Proximal muscle weakness |
| HP:0002460 | Distal muscle weakness |
| HP:0003325 | Limb-girdle muscle weakness |
| HP:0003547 | Shoulder girdle muscle weakness |
| HP:0003749 | Pelvic girdle muscle weakness |
| HP:0003691 | Scapular winging |
| HP:0003236 | Elevated circulating creatine kinase concentration |
| HP:0001288 | Gait disturbance |
| HP:0002515 | Waddling gait |
| HP:0003551 | Difficulty climbing stairs |
| HP:0002505 | Loss of ambulation |
| HP:0001290 | Generalized hypotonia |
| HP:0002093 | Respiratory insufficiency |
| HP:0002650 | Scoliosis |
| HP:0010316 | Ebstein anomaly of the tricuspid valve |
| HP:0001699 | Sudden death |
| HP:0001631 | Atrial septal defect |
| HP:0001658 | Myocardial infarction |
| HP:0002094 | Dyspnea |
| HP:0012378 | Fatigue |
| HP:0000006 | Autosomal dominant inheritance |
| HP:0000007 | Autosomal recessive inheritance |
| HP:0003593 | Infantile onset |
| HP:0011463 | Childhood onset |
| HP:0003621 | Juvenile onset |
| HP:0003581 | Adult onset |
| HP:0100295 | Muscle fiber atrophy |
| HP:0100306 | Muscle fiber hyaline bodies |
GWAS Associations
Total GWAS associations: 5
| Study ID | Trait | P-value |
|---|
| GCST003818_29 | Resting heart rate | 2×10⁻¹⁰⁰ |
| GCST006061_227 | Atrial fibrillation | 7×10⁻¹⁵ |
| GCST006061_226 | Atrial fibrillation | 4×10⁻¹⁴ |
| GCST006414_19 | Atrial fibrillation | 4×10⁻¹⁰ |
| GCST000731_9 | Resting heart rate | 3×10⁻⁸ |
SUMMARY STATISTICS
| Category | Count |
|---|
| Gene identifiers | 4 primary databases |
| Ensembl transcripts | 41 |
| RefSeq transcripts (human) | 2 reviewed |
| CCDS IDs | 1 |
| Exons (canonical) | 40 |
| UniProt accessions | 2 |
| Protein length | 1,935 aa |
| Protein domains | 8 |
| PDB structures | 37 |
| Cross-species orthologs | 3 |
| ClinVar variants | 4,107 |
| Pathogenic variants | 76 |
| Likely pathogenic variants | 100+ |
| SpliceAI predictions | 4,030 |
| AlphaMissense predictions | 12,850 |
| GO terms | 27 |
| STRING interactions | 2,542+ |
| IntAct interactions | 86 |
| BioGRID interactions | 116+ |
| ESM2 similar proteins | 77 |
| DIAMOND homologs | 136 |
| Transcriptional regulators | 26 |
| MSigDB gene sets | 432 |
| Approved drugs | 1 (Mavacamten) |
| Clinical trials | 36 |
| GenCC disease associations | 17 |
| Orphanet disorders | 7 |
| HPO phenotypes | 151 |
| GWAS associations | 5 |
| Expression conditions | 288 |
Reference compiled from BioBTree integrated biological database. Data retrieved March 2026.