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Overview

Uniprot IDQ08092
Protein NameCalponin-1
Gene NameCNN1
OrganismSus scrofa

Kla Sites from experimental identification

Position Flanking peptide
137 MAKTKGNKVNVGVKY
143 NKVNVGVKYAEKQER
147 VGVKYAEKQERKFEP
19 YGLSAEVKNKLAQKY
225 GMTAPGTKRQIFEPG
25 VKNKLAQKYDHQQEQ
74 LQPGSVKKVNESTQN
97 NFIKAITKYGVKPHD

Function

Thin filament-associated protein that is implicated in the regulation and modulation of smooth muscle contraction. It is capable of binding to actin, calmodulin and tropomyosin. The interaction of calponin with actin inhibits the actomyosin Mg-ATPase activity

Protein Sequence

10 MSSAHFNRGP 20 AYGLSAEVKN 30 KLAQKYDHQQ 40 EQELREWIEG 50 VTGRRIGNNF 60 MDGLKDGIIL 70 CEFINKLQPG 80 SVKKVNESTQ 90 NWHQLENIGN 100 FIKAITKYGV 110 KPHDIFEAND 120 LFENTNHTQV 130 QSTLLALASM 140 AKTKGNKVNV 150 GVKYAEKQER 160 KFEPEKLREG 170 RNIIGLQMGT 180 NKFASQQGMT 190 AYGTRRHLYD 200 PKLGTDQPLD 210 QATISLQMGT 220 NKGASQAGMT 230 APGTKRQIFE 240 PGLGMEHCDT 250 LNVSLQMGSN 260 KGASQRGMTV 270 YGLPRQVYDP 280 KYCLTPEYPE 290 LGEPAHNHHP HNYYNSA

Gene Ontology

Classification GO ID Description
Molecular Function GO:0051015 actin filament binding
Molecular Function GO:0005516 calmodulin binding
Biological Process GO:0051764 actin crosslink formation
Biological Process GO:0031032 actomyosin structure organization

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.