PA22_SCODE
ID PA22_SCODE Reviewed; 28 AA.
AC P0DPT8;
DT 10-APR-2019, integrated into UniProtKB/Swiss-Prot.
DT 10-APR-2019, sequence version 1.
DT 03-AUG-2022, entry version 8.
DE RecName: Full=Phospholipase A2;
DE Short=PLA2;
DE EC=3.1.1.4 {ECO:0000255|PROSITE-ProRule:PRU10035};
DE Flags: Fragment;
OS Scolopendra dehaani (Thai centipede) (Scolopendra subspinipes dehaani).
OC Eukaryota; Metazoa; Ecdysozoa; Arthropoda; Myriapoda; Chilopoda;
OC Pleurostigmophora; Scolopendromorpha; Scolopendridae; Scolopendra.
OX NCBI_TaxID=2609776;
RN [1]
RP PROTEIN SEQUENCE, SUBCELLULAR LOCATION, MASS SPECTROMETRY, FUNCTION,
RP CATALYTIC ACTIVITY, AND BIOPHYSICOCHEMICAL PROPERTIES.
RC TISSUE=Venom;
RX PubMed=23148443; DOI=10.1021/pr300881d;
RA Liu Z.C., Zhang R., Zhao F., Chen Z.M., Liu H.W., Wang Y.J., Jiang P.,
RA Zhang Y., Wu Y., Ding J.P., Lee W.H., Zhang Y.;
RT "Venomic and transcriptomic analysis of centipede Scolopendra subspinipes
RT dehaani.";
RL J. Proteome Res. 11:6197-6212(2012).
CC -!- FUNCTION: PLA2 catalyzes the calcium-dependent hydrolysis of the 2-acyl
CC groups in 3-sn-phosphoglycerides. {ECO:0000269|PubMed:23148443}.
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:0000269|PubMed:23148443};
CC -!- COFACTOR:
CC Name=Ca(2+); Xref=ChEBI:CHEBI:29108;
CC Evidence={ECO:0000250|UniProtKB:P14555};
CC Note=Binds 1 Ca(2+) ion. {ECO:0000250};
CC -!- BIOPHYSICOCHEMICAL PROPERTIES:
CC Kinetic parameters:
CC Vmax=840 uM/min/mg enzyme for egg yolk {ECO:0000269|PubMed:23148443};
CC -!- SUBCELLULAR LOCATION: Secreted {ECO:0000269|PubMed:23148443}.
CC -!- TISSUE SPECIFICITY: Expressed by the venom gland.
CC {ECO:0000305|PubMed:23148443}.
CC -!- MASS SPECTROMETRY: Mass=13081.2; Method=MALDI;
CC Evidence={ECO:0000269|PubMed:23148443};
CC -!- SIMILARITY: Belongs to the phospholipase A2 family. {ECO:0000305}.
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DR AlphaFoldDB; P0DPT8; -.
DR SMR; P0DPT8; -.
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..>28
FT /note="Phospholipase A2"
FT /id="PRO_0000446682"
FT BINDING 28
FT /ligand="Ca(2+)"
FT /ligand_id="ChEBI:CHEBI:29108"
FT /evidence="ECO:0000250|UniProtKB:P14555"
FT DISULFID 27..?
FT /evidence="ECO:0000305"
FT NON_TER 28
SQ SEQUENCE 28 AA; 3100 MW; C0CA19B381F0D305 CRC64;
SLANFLSMTL TAAKRKPKEY DGYGNYCG