SMTL ID : 6qq2.1

Crystal structure of nitrite bound Y323F mutant of haem-Cu containing nitrite reductase from Ralstonia pickettii

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.60 Å

Oligo State

homo-trimer

Ligands

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

CU.1: 4 residues within 4Å: Chain A: H.94, C.135, H.143, M.148 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:H.94, A:C.135, A:H.143 CU.2: 6 residues within 4Å: Chain A: D.97, H.99, H.134 Chain B: H.240, H.289 Ligands: NO2.3 3 PLIP interactions: 1 interactions with chain B, 2 interactions with chain A Metal complexes: B:H.289, A:H.99, A:H.134 CU.5: 4 residues within 4Å: Chain B: H.94, C.135, H.143, M.148 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:H.94, B:C.135, B:H.143 CU.6: 6 residues within 4Å: Chain B: D.97, H.99, H.134 Chain C: H.240, H.289 Ligands: NO2.7 3 PLIP interactions: 2 interactions with chain B, 1 interactions with chain C Metal complexes: B:H.99, B:H.134, C:H.289 CU.9: 4 residues within 4Å: Chain C: H.94, C.135, H.143, M.148 3 PLIP interactions: 3 interactions with chain C Metal complexes: C:H.94, C:C.135, C:H.143 CU.10: 6 residues within 4Å: Chain A: H.240, H.289 Chain C: D.97, H.99, H.134 Ligands: NO2.11 3 PLIP interactions: 2 interactions with chain C, 1 interactions with chain A Metal complexes: C:H.99, C:H.134, A:H.289

3 x NO2: NITRITE ION(Non-covalent)

NO2.3: 8 residues within 4Å: Chain A: D.97, H.99, H.134 Chain B: H.240, I.242, H.289, I.291 Ligands: CU.2 No protein-ligand interaction detected (PLIP) NO2.7: 8 residues within 4Å: Chain B: D.97, H.99, H.134 Chain C: H.240, I.242, H.289, I.291 Ligands: CU.6 No protein-ligand interaction detected (PLIP) NO2.11: 8 residues within 4Å: Chain A: H.240, I.242, H.289, I.291 Chain C: D.97, H.99, H.134 Ligands: CU.10 No protein-ligand interaction detected (PLIP)

3 x HEC: HEME C(Covalent)

HEC.4: 22 residues within 4Å: Chain A: T.363, C.364, V.366, C.367, H.368, P.380, P.381, L.382, S.385, F.387, L.388, I.398, V.399, L.403, N.404, G.405, V.409, Y.414, S.416, V.417, M.418, M.421 13 PLIP interactions: 13 interactions with chain A, Hydrophobic interactions: A:V.366, A:P.380, A:L.382, A:F.387, A:I.398, A:I.398, A:V.399, A:M.418 Hydrogen bonds: A:S.385, A:L.388, A:L.403, A:S.416 Metal complexes: A:H.368 HEC.8: 22 residues within 4Å: Chain B: T.363, C.364, V.366, C.367, H.368, P.380, P.381, L.382, S.385, F.387, L.388, I.398, V.399, L.403, N.404, G.405, V.409, Y.414, S.416, V.417, M.418, M.421 13 PLIP interactions: 13 interactions with chain B, Hydrophobic interactions: B:V.366, B:P.380, B:L.382, B:F.387, B:I.398, B:I.398, B:V.399, B:M.418 Hydrogen bonds: B:S.385, B:L.388, B:L.403, B:S.416 Metal complexes: B:H.368 HEC.12: 22 residues within 4Å: Chain C: T.363, C.364, V.366, C.367, H.368, P.380, P.381, L.382, S.385, F.387, L.388, I.398, V.399, L.403, N.404, G.405, V.409, Y.414, S.416, V.417, M.418, M.421 13 PLIP interactions: 13 interactions with chain C, Hydrophobic interactions: C:V.366, C:P.380, C:L.382, C:F.387, C:I.398, C:I.398, C:V.399, C:M.418 Hydrogen bonds: C:S.385, C:L.388, C:L.403, C:S.416 Metal complexes: C:H.368

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Hedison, T.M. et al., Unexpected Roles of a Tether Harboring a Tyrosine Gatekeeper Residue in Modular Nitrite Reductase Catalysis. Acs Catalysis (2019)

Release Date

2019-11-06

Peptides

Copper-containing nitrite reductase: ABC

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

C
A

Copper-containing nitrite reductase

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