SMTL ID : 1l9q.1

CRYSTAL STRUCTURE OF THE I257L VARIANT OF THE COPPER-CONTAINING NITRITE REDUCTASE FROM ALCALIGENES FAECALIS S-6

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.70 Å

Oligo State

homo-trimer

Ligands

6 x CU: COPPER (II) ION(Non-covalent)

CU.1: 4 residues within 4Å: Chain A: H.92, C.133, H.142, M.147 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:H.92, A:C.133, A:H.142 CU.2: 6 residues within 4Å: Chain A: D.95, H.97, H.132 Chain B: H.252, H.303 Ligands: NO2.4 3 PLIP interactions: 2 interactions with chain A, 1 interactions with chain B Metal complexes: A:H.97, A:H.132, B:H.303 CU.5: 4 residues within 4Å: Chain B: H.92, C.133, H.142, M.147 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:H.92, B:C.133, B:H.142 CU.6: 5 residues within 4Å: Chain B: D.95, H.97, H.132 Chain C: H.303 Ligands: NO2.7 3 PLIP interactions: 1 interactions with chain C, 2 interactions with chain B Metal complexes: C:H.303, B:H.97, B:H.132 CU.8: 4 residues within 4Å: Chain C: H.92, C.133, H.142, M.147 3 PLIP interactions: 3 interactions with chain C Metal complexes: C:H.92, C:C.133, C:H.142 CU.9: 6 residues within 4Å: Chain A: H.252, H.303 Chain C: D.95, H.97, H.132 Ligands: NO2.3 3 PLIP interactions: 1 interactions with chain A, 2 interactions with chain C Metal complexes: A:H.303, C:H.97, C:H.132

3 x NO2: NITRITE ION(Non-covalent)

NO2.3: 8 residues within 4Å: Chain A: H.252, L.254, H.303, L.305 Chain C: D.95, H.97, H.132 Ligands: CU.9 No protein-ligand interaction detected (PLIP) NO2.4: 8 residues within 4Å: Chain A: D.95, H.97, H.132 Chain B: H.252, L.254, H.303, L.305 Ligands: CU.2 No protein-ligand interaction detected (PLIP) NO2.7: 8 residues within 4Å: Chain B: D.95, H.97, H.132 Chain C: H.252, L.254, H.303, L.305 Ligands: CU.6 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Boulanger, M.J. et al., Directing the mode of nitrite binding to a copper-containing nitrite reductase from Alcaligenes faecalis S-6: Characterization of an active site isoleucine. PROTEIN SCI. (2003)

Release Date

2003-02-04

Peptides

COPPER-CONTAINING NITRITE REDUCTASE: ABC

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

COPPER-CONTAINING NITRITE REDUCTASE