SMTL ID : 3keg.2 (1 other biounit)

X-ray Crystallographic Structure of a Y131F mutant of Pseudomonas Aeruginosa Azoreductase in complex with Methyl RED

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.10 Å

Oligo State

homo-tetramer

Ligands

4 x FMN: FLAVIN MONONUCLEOTIDE(Non-covalent)

FMN.1: 23 residues within 4Å: Chain A: S.10, R.12, R.15, S.16, Q.17, S.18, R.19, P.96, M.97, Y.98, N.99, F.100, S.145, R.146, G.147, G.148, F.151 Chain B: V.51, F.55, V.56, F.60, D.111 Ligands: MRE.2 20 PLIP interactions: 18 interactions with chain A, 2 interactions with chain B Hydrophobic interactions: A:Y.98, A:Y.98, A:Y.98, B:V.56, B:F.60 Hydrogen bonds: A:S.10, A:S.16, A:Q.17, A:S.18, A:M.97, A:N.99, A:F.100, A:S.145, A:S.145, A:S.145, A:G.147, A:G.148 Water bridges: A:Y.98, A:Y.98 Salt bridges: A:R.12 FMN.5: 23 residues within 4Å: Chain A: V.51, F.55, V.56, F.60, D.111 Chain B: S.10, R.12, S.16, Q.17, S.18, R.19, P.96, M.97, Y.98, N.99, F.100, S.145, R.146, G.147, G.148, F.151, E.187 Ligands: MRE.3 20 PLIP interactions: 18 interactions with chain B, 2 interactions with chain A Hydrophobic interactions: B:Y.98, B:Y.98, B:Y.98, A:V.56, A:F.60 Hydrogen bonds: B:S.10, B:S.16, B:Q.17, B:S.18, B:M.97, B:N.99, B:F.100, B:S.145, B:G.147, B:G.148, B:E.187 Water bridges: B:Y.98, B:Y.98 Salt bridges: B:R.12 pi-Stacking: B:Y.98 FMN.6: 23 residues within 4Å: Chain C: S.10, R.12, R.15, S.16, Q.17, S.18, R.19, P.96, M.97, Y.98, N.99, F.100, S.145, R.146, G.147, G.148, F.151 Chain D: V.51, F.55, V.56, F.60, D.111 Ligands: MRE.7 20 PLIP interactions: 18 interactions with chain C, 2 interactions with chain D Hydrophobic interactions: C:Y.98, C:Y.98, C:Y.98, D:V.56, D:F.60 Hydrogen bonds: C:S.10, C:S.16, C:Q.17, C:S.18, C:M.97, C:N.99, C:F.100, C:S.145, C:S.145, C:S.145, C:G.147, C:G.148 Water bridges: C:Y.98, C:Y.98 Salt bridges: C:R.12 FMN.10: 23 residues within 4Å: Chain C: V.51, F.55, V.56, F.60, D.111 Chain D: S.10, R.12, S.16, Q.17, S.18, R.19, P.96, M.97, Y.98, N.99, F.100, S.145, R.146, G.147, G.148, F.151, E.187 Ligands: MRE.8 21 PLIP interactions: 19 interactions with chain D, 2 interactions with chain C Hydrophobic interactions: D:Y.98, D:Y.98, D:Y.98, C:V.56, C:F.60 Hydrogen bonds: D:S.10, D:S.16, D:Q.17, D:S.18, D:M.97, D:N.99, D:F.100, D:S.145, D:G.147, D:G.148, D:E.187 Water bridges: D:Y.98, D:Y.98, D:E.187 Salt bridges: D:R.12 pi-Stacking: D:Y.98

4 x MRE: 2-(4-DIMETHYLAMINOPHENYL)DIAZENYLBENZOIC ACID(Non-covalent)

MRE.2: 14 residues within 4Å: Chain A: N.99, F.100, G.147, G.148, H.149, F.151, N.157, M.160 Chain B: F.60, V.114, F.120, F.131, F.173 Ligands: FMN.1 7 PLIP interactions: 2 interactions with chain A, 5 interactions with chain B Hydrophobic interactions: A:F.100, B:F.60, B:F.131, B:F.173, B:F.173, B:F.173 pi-Stacking: A:F.151 MRE.3: 15 residues within 4Å: Chain A: F.60, V.114, F.120, F.131, F.173 Chain B: N.99, F.100, G.147, G.148, H.149, F.151, N.157, M.160, E.188 Ligands: FMN.5 7 PLIP interactions: 4 interactions with chain A, 3 interactions with chain B Hydrophobic interactions: A:F.60, A:F.120, A:F.131, A:F.173, B:F.100 Hydrogen bonds: B:E.188 pi-Stacking: B:F.151 MRE.7: 14 residues within 4Å: Chain C: N.99, F.100, G.147, G.148, H.149, F.151, N.157, M.160 Chain D: F.60, V.114, F.120, F.131, F.173 Ligands: FMN.6 7 PLIP interactions: 5 interactions with chain D, 2 interactions with chain C Hydrophobic interactions: D:F.60, D:F.131, D:F.173, D:F.173, D:F.173, C:F.100 pi-Stacking: C:F.151 MRE.8: 15 residues within 4Å: Chain C: F.60, V.114, F.120, F.131, F.173 Chain D: N.99, F.100, G.147, G.148, H.149, F.151, N.157, M.160, E.188 Ligands: FMN.10 7 PLIP interactions: 3 interactions with chain D, 4 interactions with chain C Hydrophobic interactions: D:F.100, C:F.60, C:F.120, C:F.131, C:F.173 Hydrogen bonds: D:E.188 pi-Stacking: D:F.151

2 x GOL: GLYCEROL(Non-functional Binders)

GOL.4: 9 residues within 4Å: Chain A: V.46, L.77 Chain C: R.41, P.47, L.48, P.49, L.77, L.81 Ligands: GOL.9 1 PLIP interactions: 1 interactions with chain C Hydrogen bonds: C:R.41 GOL.9: 9 residues within 4Å: Chain A: R.41, P.47, L.48, P.49, L.77, L.81 Chain C: V.46, L.77 Ligands: GOL.4 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:R.41

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Wang, C.-J. et al., Role of tyrosine 131 in the active site of paAzoR1, an azoreductase with specificity for the inflammatory bowel disease prodrug balsalazide. Acta Crystallogr.,Sect.F (2010)

Release Date

2010-01-12

Peptides

FMN-dependent NADH-azoreductase 1: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
A

D
B

FMN-dependent NADH-azoreductase 1

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