PA2D5_MICPY
ID PA2D5_MICPY Reviewed; 20 AA.
AC P0CAT0;
DT 16-JUN-2009, integrated into UniProtKB/Swiss-Prot.
DT 16-JUN-2009, sequence version 1.
DT 25-MAY-2022, entry version 20.
DE RecName: Full=Phospholipase A2 D5;
DE Short=svPLA2;
DE EC=3.1.1.4;
DE AltName: Full=Phosphatidylcholine 2-acylhydrolase;
DE Flags: Fragment;
OS Micrurus pyrrhocryptus (Coral snake).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC Lepidosauria; Squamata; Bifurcata; Unidentata; Episquamata; Toxicofera;
OC Serpentes; Colubroidea; Elapidae; Elapinae; Micrurus.
OX NCBI_TaxID=129468;
RN [1]
RP PROTEIN SEQUENCE, AND MASS SPECTROMETRY.
RC TISSUE=Venom;
RX PubMed=19135468; DOI=10.1016/j.toxicon.2008.12.015;
RA Dokmetjian J.C., Del Canto S., Vinzon S., de Jimenez Bonino M.B.;
RT "Biochemical characterization of the Micrurus pyrrhocryptus venom.";
RL Toxicon 53:375-382(2009).
CC -!- FUNCTION: PLA2 catalyzes the calcium-dependent hydrolysis of the 2-acyl
CC groups in 3-sn-phosphoglycerides.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a 1,2-diacyl-sn-glycero-3-phosphocholine + H2O = a 1-acyl-sn-
CC glycero-3-phosphocholine + a fatty acid + H(+); Xref=Rhea:RHEA:15801,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:28868,
CC ChEBI:CHEBI:57643, ChEBI:CHEBI:58168; EC=3.1.1.4;
CC Evidence={ECO:0000255|PROSITE-ProRule:PRU10035, ECO:0000255|PROSITE-
CC ProRule:PRU10036};
CC -!- COFACTOR:
CC Name=Ca(2+); Xref=ChEBI:CHEBI:29108; Evidence={ECO:0000250};
CC Note=Binds 1 Ca(2+) ion. {ECO:0000250};
CC -!- SUBCELLULAR LOCATION: Secreted.
CC -!- TISSUE SPECIFICITY: Expressed by the venom gland.
CC -!- PTM: Contains seven disulfide bonds. {ECO:0000250}.
CC -!- MASS SPECTROMETRY: Mass=12860; Method=Electrospray;
CC Evidence={ECO:0000269|PubMed:19135468};
CC -!- SIMILARITY: Belongs to the phospholipase A2 family. Group I subfamily.
CC {ECO:0000305}.
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DR AlphaFoldDB; P0CAT0; -.
DR GO; GO:0005576; C:extracellular region; IEA:UniProtKB-SubCell.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0004623; F:phospholipase A2 activity; IEA:UniProtKB-EC.
DR GO; GO:0016042; P:lipid catabolic process; IEA:UniProtKB-KW.
PE 1: Evidence at protein level;
KW Calcium; Direct protein sequencing; Disulfide bond; Hydrolase;
KW Lipid degradation; Lipid metabolism; Metal-binding; Secreted.
FT CHAIN 1..>20
FT /note="Phospholipase A2 D5"
FT /id="PRO_0000376927"
FT NON_TER 20
SQ SEQUENCE 20 AA; 2224 MW; C785988DBB7DC6AD CRC64;
NLYQFGNMIQ CTIPGSNPLL