SMTL ID : 4ptz.2 (1 other biounit)

Crystal structure of the Escherichia coli alkanesulfonate FMN reductase SsuE in FMN-bound form

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

homo-tetramer

Ligands

8 x FMN: FLAVIN MONONUCLEOTIDE(Non-covalent)

FMN.1: 18 residues within 4Å: Chain A: S.9, R.11, S.14, R.15, S.16, P.75, V.76, Y.77, K.78, A.79, T.107, G.108, G.109, T.110, H.113, D.141 Chain B: D.90 Ligands: FMN.2 18 PLIP interactions: 18 interactions with chain A Hydrophobic interactions: A:Y.77 Hydrogen bonds: A:S.9, A:R.15, A:R.15, A:S.16, A:V.76, A:V.76, A:K.78, A:A.79, A:T.107, A:G.109, A:T.110, A:H.113, A:D.141 Water bridges: A:R.11, A:K.78 Salt bridges: A:R.11 pi-Stacking: A:Y.77 FMN.2: 10 residues within 4Å: Chain A: R.11, R.15, K.78, G.109, T.110, D.141, Y.147 Chain B: F.52, E.94 Ligands: FMN.1 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:T.110 Hydrogen bonds: A:K.78, A:K.78 Water bridges: A:D.141, A:D.141 Salt bridges: A:R.11, A:R.15 FMN.5: 19 residues within 4Å: Chain A: F.52, D.90 Chain B: S.9, R.11, S.14, R.15, S.16, P.75, V.76, Y.77, K.78, A.79, T.107, G.108, G.109, T.110, H.113, D.141 Ligands: FMN.6 20 PLIP interactions: 19 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:Y.77, A:F.52 Hydrogen bonds: B:S.9, B:R.15, B:R.15, B:S.16, B:V.76, B:V.76, B:Y.77, B:Y.77, B:K.78, B:A.79, B:G.109, B:T.110, B:H.113, B:D.141 Water bridges: B:R.11, B:R.11 Salt bridges: B:R.11 pi-Stacking: B:Y.77 FMN.6: 8 residues within 4Å: Chain A: F.52, E.94 Chain B: R.11, R.15, K.78, G.109, T.110 Ligands: FMN.5 7 PLIP interactions: 2 interactions with chain A, 5 interactions with chain B Water bridges: A:L.92, A:E.94, B:K.78 Hydrophobic interactions: B:T.110 Hydrogen bonds: B:K.78 Salt bridges: B:R.11, B:R.15 FMN.10: 18 residues within 4Å: Chain C: S.9, R.11, S.14, R.15, S.16, P.75, V.76, Y.77, K.78, A.79, T.107, G.108, G.109, T.110, H.113, D.141 Chain D: D.90 Ligands: FMN.11 18 PLIP interactions: 18 interactions with chain C Hydrophobic interactions: C:Y.77 Hydrogen bonds: C:S.9, C:R.15, C:R.15, C:S.16, C:V.76, C:V.76, C:K.78, C:A.79, C:G.109, C:T.110, C:H.113, C:D.141 Water bridges: C:R.11, C:Y.77, C:K.78 Salt bridges: C:R.11 pi-Stacking: C:Y.77 FMN.11: 10 residues within 4Å: Chain C: R.11, R.15, K.78, G.109, T.110, D.141, Y.147 Chain D: F.52, E.94 Ligands: FMN.10 7 PLIP interactions: 7 interactions with chain C Hydrophobic interactions: C:T.110 Hydrogen bonds: C:K.78, C:K.78, C:Y.147 Water bridges: C:D.141 Salt bridges: C:R.11, C:R.15 FMN.14: 19 residues within 4Å: Chain C: F.52, D.90 Chain D: S.9, R.11, S.14, R.15, S.16, P.75, V.76, Y.77, K.78, A.79, T.107, G.108, G.109, T.110, H.113, D.141 Ligands: FMN.15 20 PLIP interactions: 19 interactions with chain D, 1 interactions with chain C Hydrophobic interactions: D:Y.77, C:F.52 Hydrogen bonds: D:S.9, D:R.15, D:R.15, D:S.16, D:V.76, D:V.76, D:Y.77, D:K.78, D:A.79, D:T.107, D:G.109, D:T.110, D:H.113, D:D.141 Water bridges: D:R.11, D:R.11 Salt bridges: D:R.11 pi-Stacking: D:Y.77 FMN.15: 8 residues within 4Å: Chain C: F.52, E.94 Chain D: R.11, R.15, K.78, G.109, T.110 Ligands: FMN.14 8 PLIP interactions: 6 interactions with chain D, 2 interactions with chain C Hydrophobic interactions: D:T.110 Hydrogen bonds: D:K.78 Water bridges: D:K.78, D:D.141, C:L.92, C:E.94 Salt bridges: D:R.11, D:R.15

8 x GOL: GLYCEROL(Non-functional Binders)

GOL.3: 5 residues within 4Å: Chain A: S.17, L.20, E.21, R.24, H.36 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:E.21, A:R.24, A:R.24 Water bridges: A:S.17 GOL.7: 10 residues within 4Å: Chain B: F.12, P.13, S.14, S.17, S.18, E.21, Y.147, H.148, H.149, P.151 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:S.14, B:H.36, B:Y.147, B:H.149 GOL.8: 2 residues within 4Å: Chain B: H.148, H.149 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:H.149, B:H.149 GOL.9: 8 residues within 4Å: Chain B: V.117, D.118, K.122, H.135, G.136, V.137, F.138, R.160 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:K.122, B:F.138, B:F.138, B:R.160 Water bridges: B:V.117 GOL.12: 5 residues within 4Å: Chain C: S.17, L.20, E.21, R.24, H.36 5 PLIP interactions: 5 interactions with chain C Hydrogen bonds: C:E.21, C:E.21, C:R.24, C:R.24 Water bridges: C:S.17 GOL.16: 10 residues within 4Å: Chain D: F.12, P.13, S.14, S.17, S.18, E.21, Y.147, H.148, H.149, P.151 4 PLIP interactions: 4 interactions with chain D Hydrogen bonds: D:S.14, D:H.36, D:Y.147, D:H.149 GOL.17: 2 residues within 4Å: Chain D: H.148, H.149 2 PLIP interactions: 2 interactions with chain D Hydrogen bonds: D:H.149, D:H.149 GOL.18: 8 residues within 4Å: Chain D: V.117, D.118, K.122, H.135, G.136, V.137, F.138, R.160 6 PLIP interactions: 6 interactions with chain D Hydrogen bonds: D:K.122, D:F.138, D:F.138, D:R.160 Water bridges: D:V.117, D:D.118

2 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.4: 4 residues within 4Å: Chain A: R.95, K.129 Chain C: H.135, R.160 12 PLIP interactions: 7 interactions with chain A, 5 interactions with chain C Water bridges: A:R.95, A:R.95, A:K.129, A:K.129, A:K.129, C:R.160, C:R.160, C:R.160 Salt bridges: A:R.95, A:K.129, C:H.135, C:R.160 PO4.13: 4 residues within 4Å: Chain A: H.135, R.160 Chain C: R.95, K.129 12 PLIP interactions: 5 interactions with chain A, 7 interactions with chain C Water bridges: A:R.160, A:R.160, A:R.160, C:R.95, C:R.95, C:K.129, C:K.129, C:K.129 Salt bridges: A:H.135, A:R.160, C:R.95, C:K.129

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Driggers, C.M. et al., Crystal Structure of Escherichia coli SsuE: Defining a General Catalytic Cycle for FMN Reductases of the Flavodoxin-like Superfamily. Biochemistry (2014)

Release Date

2014-06-18

Peptides

FMN reductase SsuE: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
A

D
B

FMN reductase SsuE

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