Function and Biology

HUMAN CYTOSOLIC PHOSPHOLIPASE A2

Source organism: Homo sapiens
Biochemical function: ceramide 1-phosphate binding
Biological process: cellular response to antibiotic
Cellular component: intracellular membrane-bounded organelle

EC 3.1.1.5: Lysophospholipase

Reaction catalysed:
2-lysophosphatidylcholine + H(2)O = glycerophosphocholine + a carboxylate
Systematic name:
2-lysophosphatidylcholine acylhydrolase
Alternative Name(s):
  • Lecithinase B
  • Lecitholipase
  • Lysolecithinase
  • Lysophopholipase L2
  • Lysophosphatidase
  • Lysophosphatidylcholine hydrolase
  • Lysophospholipase A1
  • Phosphatidase B
  • Phospholipase B

EC 3.1.1.4: Phospholipase A(2)

Reaction catalysed:
Phosphatidylcholine + H(2)O = 1-acylglycerophosphocholine + a carboxylate
Systematic name:
Phosphatidylcholine 2-acylhydrolase
Alternative Name(s):
  • Lecithinase A
  • Phosphatidase
  • Phosphatidolipase
  • Phospholipase A
  • Phospholipase A2

GO terms

Biochemical function:
Biological process:
Cellular component:

Sequence families

Pfam Protein families (Pfam)
PF01735
Domain description: Lysophospholipase catalytic domain
Occurring in:
  1. Cytosolic phospholipase A2
The deposited structure of PDB entry 1cjy contains 2 copies of Pfam domain PF01735 (Lysophospholipase catalytic domain) in Cytosolic phospholipase A2. Showing 1 copy in chain A.

PF00168
Domain description: C2 domain
Occurring in:
  1. Cytosolic phospholipase A2
The deposited structure of PDB entry 1cjy contains 2 copies of Pfam domain PF00168 (C2 domain) in Cytosolic phospholipase A2. Showing 1 copy in chain A.

InterPro InterPro annotations
IPR002642
Domain description: Lysophospholipase, catalytic domain
Occurring in:
  1. Cytosolic phospholipase A2
IPR000008
Domain description: C2 domain
Occurring in:
  1. Cytosolic phospholipase A2
IPR035892
Domain description: C2 domain superfamily
Occurring in:
  1. Cytosolic phospholipase A2
IPR016035
Domain description: Acyl transferase/acyl hydrolase/lysophospholipase
Occurring in:
  1. Cytosolic phospholipase A2
IPR041847
Domain description: Cytosolic phospholipase A2, C2 domain
Occurring in:
  1. Cytosolic phospholipase A2

Structure domains

CATH CATH domains
3.40.1090.10
Class: Alpha Beta
Architecture: 3-Layer(aba) Sandwich
Topology: Cytosolic phospholipase A2 catalytic domain
Homology: Cytosolic phospholipase A2 catalytic domain
Occurring in:
  1. Cytosolic phospholipase A2
The deposited structure of PDB entry 1cjy contains 2 copies of CATH domain 3.40.1090.10 (Cytosolic phospholipase A2 catalytic domain) in Cytosolic phospholipase A2. Showing 1 copy in chain A.
2.60.40.150
Class: Mainly Beta
Architecture: Sandwich
Topology: Immunoglobulin-like
Homology: C2 domain
Occurring in:
  1. Cytosolic phospholipase A2
The deposited structure of PDB entry 1cjy contains 2 copies of CATH domain 2.60.40.150 (Immunoglobulin-like) in Cytosolic phospholipase A2. Showing 1 copy in chain A.
SCOP SCOP annotations
53645
Class: Alpha and beta proteins (a/b)
Fold: FabD/lysophospholipase-like
Superfamily: FabD/lysophospholipase-like
Occurring in:
  1. Cytosolic phospholipase A2
The deposited structure of PDB entry 1cjy contains 2 copies of SCOP domain 53645 (Lysophospholipase) in Cytosolic phospholipase A2. Showing 1 copy in chain A.
49563
Class: All beta proteins
Fold: C2 domain-like
Superfamily: C2 domain (Calcium/lipid-binding domain, CaLB)
Occurring in:
  1. Cytosolic phospholipase A2
The deposited structure of PDB entry 1cjy contains 2 copies of SCOP domain 49563 (PLC-like (P variant)) in Cytosolic phospholipase A2. Showing 1 copy in chain A.