Function and Biology

Crystal structure of fumarate lyase:delta crystallin from Brucella melitensis in native form

Source organism: Brucella abortus 2308
Biochemical function: lyase activity
Biological process: tricarboxylic acid cycle
Cellular component: not assigned

EC 4.3.1.1: Aspartate ammonia-lyase

Reaction catalysed:
L-aspartate = fumarate + NH(3)
Systematic name:
L-aspartate ammonia-lyase (fumarate-forming)
Alternative Name(s):
  • Aspartase
  • Fumaric aminase
  • L-aspartase
  • L-aspartate ammonia-lyase

GO terms

Biochemical function:
Biological process:
Cellular component:
  • not assigned

Sequence families

Pfam Protein families (Pfam)
PF10415
Domain description: Fumarase C C-terminus
Occurring in:
  1. Fumarate lyase:Delta crystallin
The deposited structure of PDB entry 3ocf contains 4 copies of Pfam domain PF10415 (Fumarase C C-terminus) in Fumarate lyase:Delta crystallin. Showing 1 copy in chain A.

PF00206
Domain description: Lyase
Occurring in:
  1. Fumarate lyase:Delta crystallin
The deposited structure of PDB entry 3ocf contains 4 copies of Pfam domain PF00206 (Lyase) in Fumarate lyase:Delta crystallin. Showing 1 copy in chain A.

InterPro InterPro annotations
IPR000362
Domain description: Fumarate lyase family
Occurring in:
  1. Fumarate lyase:Delta crystallin
IPR018951
Domain description: Fumarase C, C-terminal
Occurring in:
  1. Fumarate lyase:Delta crystallin
IPR020557
Domain description: Fumarate lyase, conserved site
Occurring in:
  1. Fumarate lyase:Delta crystallin
IPR022761
Domain description: Fumarate lyase, N-terminal
Occurring in:
  1. Fumarate lyase:Delta crystallin
IPR008948
Domain description: L-Aspartase-like
Occurring in:
  1. Fumarate lyase:Delta crystallin
IPR024083
Domain description: Fumarase/histidase, N-terminal
Occurring in:
  1. Fumarate lyase:Delta crystallin

Structure domains

CATH CATH domains
1.10.40.30
Class: Mainly Alpha
Architecture: Orthogonal Bundle
Topology: Ribonucleotide Reductase Protein R1; domain 1
Homology: Fumarase/aspartase (C-terminal domain)
Occurring in:
  1. Fumarate lyase:Delta crystallin
The deposited structure of PDB entry 3ocf contains 4 copies of CATH domain 1.10.40.30 (Ribonucleotide Reductase Protein R1; domain 1) in Fumarate lyase:Delta crystallin. Showing 1 copy in chain A.
1.20.200.10
Class: Mainly Alpha
Architecture: Up-down Bundle
Topology: Fumarase C; Chain A, domain 2
Homology: Fumarase/aspartase (Central domain)
Occurring in:
  1. Fumarate lyase:Delta crystallin
The deposited structure of PDB entry 3ocf contains 4 copies of CATH domain 1.20.200.10 (Fumarase C; Chain A, domain 2) in Fumarate lyase:Delta crystallin. Showing 1 copy in chain A.
1.10.275.10
Class: Mainly Alpha
Architecture: Orthogonal Bundle
Topology: Fumarase C; Chain B, domain 1
Homology: Fumarase/aspartase (N-terminal domain)
Occurring in:
  1. Fumarate lyase:Delta crystallin
The deposited structure of PDB entry 3ocf contains 4 copies of CATH domain 1.10.275.10 (Fumarase C; Chain B, domain 1) in Fumarate lyase:Delta crystallin. Showing 1 copy in chain A.