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Overview

Uniprot IDA0A5G2R9A9
Protein NameProfilin
Gene NamePFN1
OrganismSus scrofa

Kla Sites from experimental identification

Position Flanking peptide
157 TLVLLMGKEGVHGGM
167 VHGGMINKKCYEMAS
168 HGGMINKKCYEMASH

Function

Binds to actin and affects the structure of the cytoskeleton. At high concentrations, profilin prevents the polymerization of actin, whereas it enhances it at low concentrations. By binding to PIP2, it inhibits the formation of IP3 and DG. Inhibits androgen receptor (AR) and HTT aggregation and binding of G-actin is essential for its inhibition of AR

Protein Sequence

10 MLRTEVSPVG 20 AFNLENGRVR 30 GSPSPTRGPS 40 SSPESSPSSS 50 AMAGWNAYID 60 NLMADGTCQD 70 AAIVGYKDSP 80 SVWAAVPGKT 90 FVNITPAEVG 100 VLVGKDRSSF 110 FVNGLTLGGQ 120 KCSVIRDSLL 130 QDGEFTMDLR 140 TKSTGGAPTF 150 NITVTMTAKT 160 LVLLMGKEGV 170 HGGMINKKCY 180 EMASHLRRSQ Y

Gene Ontology

Classification GO ID Description
Cellular Component GO:0005856 cytoskeleton
Molecular Function GO:0003779 actin binding
Biological Process GO:0030036 actin cytoskeleton organization
Biological Process GO:0110053 regulation of actin filament 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.