ID   ACTA_STRPU              Reviewed;         376 AA.
AC   P53472;
DT   01-OCT-1996, integrated into UniProtKB/Swiss-Prot.
DT   01-OCT-1996, sequence version 1.
DT   25-MAY-2022, entry version 83.
DE   RecName: Full=Actin, cytoskeletal 1A;
DE   AltName: Full=Actin, cytoskeletal IA;
DE   Flags: Precursor;
GN   Name=CYIA;
OS   Strongylocentrotus purpuratus (Purple sea urchin).
OC   Eukaryota; Metazoa; Echinodermata; Eleutherozoa; Echinozoa; Echinoidea;
OC   Euechinoidea; Echinacea; Camarodonta; Echinidea; Strongylocentrotidae;
OC   Strongylocentrotus.
OX   NCBI_TaxID=7668;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   PubMed=6302475; DOI=10.1128/mcb.3.3.448-456.1983;
RA   Schuler M.A., McOsker P., Keller E.B.;
RT   "DNA sequence of two linked actin genes of sea urchin.";
RL   Mol. Cell. Biol. 3:448-456(1983).
CC   -!- FUNCTION: Actins are highly conserved proteins that are involved in
CC       various types of cell motility and are ubiquitously expressed in all
CC       eukaryotic cells.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm. Cytoplasm, cytoskeleton.
CC   -!- SIMILARITY: Belongs to the actin family. {ECO:0000305}.
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DR   EMBL; J01168; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR   AlphaFoldDB; P53472; -.
DR   SMR; P53472; -.
DR   STRING; 7668.SPU_009481-tr; -.
DR   eggNOG; KOG0676; Eukaryota.
DR   HOGENOM; CLU_027965_0_2_1; -.
DR   InParanoid; P53472; -.
DR   Proteomes; UP000007110; Unassembled WGS sequence.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0005856; C:cytoskeleton; IEA:UniProtKB-SubCell.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR   InterPro; IPR004000; Actin.
DR   InterPro; IPR020902; Actin/actin-like_CS.
DR   InterPro; IPR004001; Actin_CS.
DR   InterPro; IPR043129; ATPase_NBD.
DR   PANTHER; PTHR11937; PTHR11937; 1.
DR   Pfam; PF00022; Actin; 1.
DR   PRINTS; PR00190; ACTIN.
DR   SMART; SM00268; ACTIN; 1.
DR   SUPFAM; SSF53067; SSF53067; 2.
DR   PROSITE; PS00406; ACTINS_1; 1.
DR   PROSITE; PS00432; ACTINS_2; 1.
DR   PROSITE; PS01132; ACTINS_ACT_LIKE; 1.
PE   3: Inferred from homology;
KW   Acetylation; ATP-binding; Cytoplasm; Cytoskeleton; Nucleotide-binding;
KW   Reference proteome.
FT   PROPEP          1..2
FT                   /note="Removed in mature form"
FT                   /evidence="ECO:0000250"
FT                   /id="PRO_0000000722"
FT   CHAIN           3..376
FT                   /note="Actin, cytoskeletal 1A"
FT                   /id="PRO_0000000723"
FT   MOD_RES         3
FT                   /note="N-acetylaspartate"
FT                   /evidence="ECO:0000250"
FT   UNSURE          54
FT   UNSURE          235
FT   UNSURE          236
FT   UNSURE          240
FT   UNSURE          304
SQ   SEQUENCE   376 AA;  41849 MW;  E379184F832D1820 CRC64;
     MCDDDVAALV IDNGSGMVKA GFAGDDAPRA VFPSIVGRPR HQGVMVGMGQ KDSYVGDEAQ
     SKRGILTLKY PMEHGIVTNW DDMEKIWHHT FYNELRVAPE EHPVLLTEAP LNPKANREKM
     TQIMFETFNS PAMYVAIQAV LSLYASGRTT GIVFDSGDGV SHTVPIYEGY ALPHAILRLD
     LAGRDLTDYL MKILTERGYS FTTTAEREIV RDIKEKLCYV ALDFEQEMQT AASSSSLEKS
     YELPDGQVIT IGNERFRCPE ALFQPAFLGM ESAGIHETCY NSIMKCDVDI RKDLYANTVL
     SGGSTMFPGI ADRMQKEITA LAPPTMKIKI IAPPERKYSV WIGGSILASL STFQQMWISK
     QEYDESGPSI VHRKCF