Search Results

Overview

Uniprot IDA0A5S6GT88
Protein NameCalpain small subunit 1
Gene NameCAPNS1
OrganismSus scrofa

Kla Sites from experimental identification

Position Flanking peptide
133 VTRHPDLKTDGFGID
178 KYLWNNIKKWQAIYK
179 YLWNNIKKWQAIYKQ
185 KKWQAIYKQFDVDRS
250 DAMFRAFKSLDKDGT

Function

Regulatory subunit of the calcium-regulated non-lysosomal thiol-protease which catalyzes limited proteolysis of substrates involved in cytoskeletal remodeling and signal transduction. Essential for embryonic development

Protein Sequence

10 MFLVNSFLKG 20 GGGGGGGGGG 30 LGGGLGNVLG 40 GLISGAGGGG 50 GGGGGGGGGG 60 GGGGTAMRIL 70 GGVISAISEA 80 AAQYNPEPPP 90 PRTHYSNIEA 100 NESEEVRQFR 110 RLFAQLAGDD 120 MEVSATELMN 130 ILNKVVTRHP 140 DLKTDGFGID 150 TCRSMVAVMD 160 VFLTPSCQSD 170 TTGKLGFEEF 180 KYLWNNIKKW 190 QAIYKQFDVD 200 RSGTIGSSEL 210 PGAFEAAGFH 220 LNEHLYSMII 230 RRYSDEGGNM 240 DFDNFISCLV 250 RLDAMFRAFK 260 SLDKDGTGQI 270 QVNIQEWLQL TMYS

Gene Ontology

Classification GO ID Description
Cellular Component GO:0110158 calpain complex
Cellular Component GO:0005829 cytosol
Cellular Component GO:0005886 plasma membrane
Molecular Function GO:0005509 calcium ion binding
Molecular Function GO:0004198 calcium-dependent cysteine-type endopeptidase activity

Reference

[1] Fan S, Zhou R, Wen H, Ye H, Ma S et al.. Global profiling of protein lactylome in porcine granulosa cells.. J Ovarian Res 18(1):177. 2025 Aug 8. PMID: 40781717.