Is CTRC p.Glu144fs (c.429_430delinsTGGC) pathogenic?

CTRC p.Glu144fs (c.429430delinsTGGC) is classified Likely pathogenic in CTRC (ClinVar, Single submitter, 1 submitter; last evaluated 2024-07-09). Absent from gnomAD; Associated with hereditary chronic pancreatitis.

What condition is associated with CTRC p.Glu144fs (c.429_430delinsTGGC)?

CTRC p.Glu144fs (c.429_430delinsTGGC) is associated with hereditary chronic pancreatitis (ClinVar).

How common is CTRC p.Glu144fs (c.429_430delinsTGGC) in the general population?

CTRC p.Glu144fs (c.429_430delinsTGGC) is absent from gnomAD (gnomAD).

CTRC p.Glu144fs

Q: How is Autosomal dominant hereditary chronic pancreatitis inherited?

Typically Autosomal dominant (Orphanet). A genetic counselor can assess individual risk for a family.

c.429_430delinsTGGC · rs1570784592 · VCV3766703

Likely pathogenic Single submitter

Classification

Likely pathogenic

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

Consequence

frameshift

predicted LoF

gnomAD v4.1

Not reported

no gnomAD frequency available for this variant

Conditions

hereditary chronic pancreatitis

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation carries the signal.
Consequence	frameshift	predicted loss-of-function
NMD	predicted	premature termination codon in exon 5 of 8
Splicing
SpliceAI	—	not assessed · substitutions only
Constraint at this position
Conservation	phyloP -12	GERP -5

Predicted loss-of-function is descriptive, not an applied PVS1 code.

Population frequency

dbSNP / gnomAD

No gnomAD frequency available for this variant. This is missing data, not an absence: the variant may or may not be present in gnomAD. Rarity (ACMG PM2) and BA1/BS1 cannot be assessed for it.

Variant & gene context

Gene: CTRC
Protein: p.Glu144fs
Coding: c.429_430delinsTGGC
MANE Select: NM_007272
dbSNP: rs1570784592
Type: Indel
Location: chr1:15443491 (GRCh38)
Gene constraint: LOEUF 1.147 · pLI <0.01 (gnomAD)
Structure: AlphaFold pLDDT 94.03 · 1 PDB
Residue 144: the peptidase s1 domain; an α-helix

Full CTRC gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Disease context

hereditary chronic pancreatitis — disease report on Sugi Atlas → Associated genes, phenotypes, clinical trials & treatments

For Autosomal dominant hereditary chronic pancreatitis (Orphanet):

Inheritance: Autosomal dominant
Onset: Adolescent, Childhood
Prevalence: 1-9 / 1 000 000 (France)

Similar variants

CTRC p.Glu144Gly Uncertain significance ★ ⚠ same residue
CTRC p.Glu144= Likely benign ★ same residue
CTRC c.494-1G>C Pathogenic/Likely pathogenic ★★ same condition
CTRC p.Arg29Ter Pathogenic/Likely pathogenic ★★ same condition
CTRC p.Gln174Ter Pathogenic/Likely pathogenic ★★ same condition
CTRC p.Lys247_Arg254del Pathogenic ★★ same condition
CTRC c.356+1G>A Uncertain significance ★★ same condition
CTRC c.40+4A>G Uncertain significance ★★ same condition

Built on 18 open, versioned datasets — ClinVar, gnomAD, AlphaMissense, REVEL, ClinGen & more — plus Sugi Variant's own cross-source analysis. Source data 2026-01–2026-10, ClinVar 2026-10. Full sources & versions →

Cite Sugi Variant

Gür T. Sugi Variant: A Deterministic Per-Variant Germline Reference from a Knowledge Graph for Humans and AI Agents. 2026. doi:10.5281/zenodo.21509445. This variant: https://sugi.bio/variant/ctrc-p-glu144fs (accessed [today's date]).

Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown