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Overview

Uniprot IDA0A8D0MDT2
Protein NameF-actin-capping protein subunit alpha
Gene NameCAPZA2
OrganismSus scrofa

Kla Sites from experimental identification

Position Flanking peptide
112 TALRAYVKEHYPNGV
125 GVCTVYGKKIDGQQT
126 VCTVYGKKIDGQQTI
247 QLPVTRTKIDWNKIL
70 NGKFLDPKNRICFKF
76 PKNRICFKFDHLRKE
82 FKFDHLRKEATDPRP

Function

F-actin-capping proteins bind in a Ca(2+)-independent manner to the fast growing ends of actin filaments (barbed end) thereby blocking the exchange of subunits at these ends. Unlike other capping proteins (such as gelsolin and severin), these proteins do not sever actin filaments

Protein Sequence

10 TLKAGCHSSV 20 FKKLYQCNIY 30 NFHKINNGES 40 HAFAQYNLDQ 50 FTPVKIEGYE 60 DQVLITEHGD 70 LGNGKFLDPK 80 NRICFKFDHL 90 RKEATDPRPY 100 EAENAVESWR 110 TSVETALRAY 120 VKEHYPNGVC 130 TVYGKKIDGQ 140 QTIIACIESH 150 QFQAKNFWNG 160 RWRSEWKFTI 170 TPSTTQVVGI 180 LKIQVHYYED 190 GNVQLVSHKD 200 IQDSLTVSNE 210 VQTAKEFIKI 220 VEAAENEYQT 230 AISENYQTMS 240 DTTFKALRRQ 250 LPVTRTKIDW 260 NKILSYKIGK EMQNA

Gene Ontology

Classification GO ID Description
Cellular Component GO:0008290 F-actin capping protein complex
Molecular Function GO:0003779 actin binding
Biological Process GO:0051016 barbed-end actin filament capping

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.