| IED ID | IndEnz0010001030 |
| Enzyme Type ID | esterase001030 |
| Protein Name |
Platelet-activating factor acetylhydrolase IB subunit alpha2 EC 3.1.1.47 PAF acetylhydrolase 30 kDa subunit PAF-AH 30 kDa subunit PAF-AH subunit beta PAFAH subunit beta |
| Gene Name | PAFAH1B2 PAFAHB RCJMB04_1f10 |
| Organism | Gallus gallus (Chicken) |
| Taxonomic Lineage | cellular organisms Eukaryota Opisthokonta Metazoa Eumetazoa Bilateria Deuterostomia Chordata Craniata Vertebrata Gnathostomata (jawed vertebrates) Teleostomi Euteleostomi Sarcopterygii Dipnotetrapodomorpha Tetrapoda Amniota Sauropsida Sauria (diapsids) Archelosauria Archosauria Dinosauria Saurischia Theropoda Coelurosauria Aves Neognathae Galloanserae Galliformes Phasianidae (turkeys) Phasianinae Gallus Gallus gallus (Chicken) |
| Enzyme Sequence | MSHGDSNPAAVPHAADDIQGDDRWMSQHNRFVSDCKDKEPDVLFVGDSMVQLLQQYEIWRELFSPLHALNFWIGGDTTGHVLWRLKNGELENIKPKVIVVWVGTNNYGNTAEEVAGGIEAIVRLINTQQPQAKVIVLGLLPRGEKPNPLRQKNAKVNHLLKASLPKLPNVQLLDVDAGFVHSDGTISYHDMFDFLHLTGGAYAKICKPLHELIMQLLEETPEEKRAALA |
| Enzyme Length | 229 |
| Uniprot Accession Number | Q5ZMS2 |
| Absorption | |
| Active Site | ACT_SITE 48; /evidence=ECO:0000250; ACT_SITE 193; /evidence=ECO:0000250; ACT_SITE 196; /evidence=ECO:0000250 |
| Activity Regulation | |
| Binding Site | |
| Calcium Binding | |
| catalytic Activity | CATALYTIC ACTIVITY: Reaction=a 1-O-alkyl-2-acetyl-sn-glycero-3-phosphocholine + H2O = 1-O-alkyl-sn-glycero-3-phosphocholine + acetate + H(+); Xref=Rhea:RHEA:17777, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:30089, ChEBI:CHEBI:30909, ChEBI:CHEBI:36707; EC=3.1.1.47; Evidence={ECO:0000250|UniProtKB:P68401};PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:17778; Evidence={ECO:0000250|UniProtKB:P68401}; CATALYTIC ACTIVITY: Reaction=1-O-hexadecyl-2-acetyl-sn-glycero-3-phosphocholine + H2O = 1-O-hexadecyl-sn-glycero-3-phosphocholine + acetate + H(+); Xref=Rhea:RHEA:40479, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:30089, ChEBI:CHEBI:44811, ChEBI:CHEBI:64496; Evidence={ECO:0000250|UniProtKB:P68401};PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:40480; Evidence={ECO:0000250|UniProtKB:P68401}; CATALYTIC ACTIVITY: Reaction=1-O-hexadecyl-2-acetyl-sn-glycero-3-phosphate + H2O = 1-O-hexadecyl-sn-glycero-3-phosphate + acetate + H(+); Xref=Rhea:RHEA:41704, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:30089, ChEBI:CHEBI:77580, ChEBI:CHEBI:78385; Evidence={ECO:0000250|UniProtKB:P68401};PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:41705; Evidence={ECO:0000250|UniProtKB:P68401}; CATALYTIC ACTIVITY: Reaction=1-O-hexadecyl-2-acetyl-sn-glycero-3-phosphoethanolamine + H2O = 1-O-hexadecyl-sn-glycero-3-phosphoethanolamine + acetate + H(+); Xref=Rhea:RHEA:41708, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:30089, ChEBI:CHEBI:78387, ChEBI:CHEBI:78390; Evidence={ECO:0000250|UniProtKB:P68401};PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:41709; Evidence={ECO:0000250|UniProtKB:P68401}; |
| DNA Binding | |
| EC Number | 3.1.1.47 |
| Enzyme Function | FUNCTION: Alpha2 catalytic subunit of the cytosolic type I platelet-activating factor (PAF) acetylhydrolase (PAF-AH (I)) heterotetrameric enzyme that catalyzes the hydrolyze of the acetyl group at the sn-2 position of PAF and its analogs and modulates the action of PAF. {ECO:0000250|UniProtKB:P68401}. |
| Temperature Dependency | |
| PH Dependency | |
| Pathway | |
| nucleotide Binding | |
| Features | Active site (3); Chain (1) |
| Keywords | Cytoplasm;Hydrolase;Lipid degradation;Lipid metabolism;Reference proteome |
| Interact With | |
| Induction | |
| Subcellular Location | SUBCELLULAR LOCATION: Cytoplasm {ECO:0000250}. |
| Modified Residue | |
| Post Translational Modification | |
| Signal Peptide | |
| Structure 3D | |
| Cross Reference PDB | - |
| Mapped Pubmed ID | - |
| Motif | |
| Gene Encoded By | |
| Mass | 25,567 |
| Kinetics | |
| Metal Binding | |
| Rhea ID | RHEA:17777; RHEA:17778; RHEA:40479; RHEA:40480; RHEA:41704; RHEA:41705; RHEA:41708; RHEA:41709 |
| Cross Reference Brenda |