SMTL ID : 2d37.1

The Crystal Structure of Flavin Reductase HpaC complexed with NAD+

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.70 Å

Oligo State

homo-dimer

Ligands

2 x FMN: FLAVIN MONONUCLEOTIDE(Non-covalent)

FMN.1: 18 residues within 4Å: Chain A: V.36, M.50, T.51, V.52, N.53, T.54, F.68, A.69, D.70, K.73, N.75, F.99, A.100, V.104, R.107, Y.165, Y.170 Ligands: NAD.2 18 PLIP interactions: 18 interactions with chain A Hydrophobic interactions: A:V.36, A:T.51, A:N.53, A:A.100, A:Y.165 Hydrogen bonds: A:T.51, A:T.51, A:N.53, A:T.54, A:F.68, A:D.70, A:K.73, A:K.73, A:N.75, A:F.99, A:R.107, A:R.107 Salt bridges: A:R.107 FMN.3: 18 residues within 4Å: Chain B: V.36, M.50, T.51, V.52, N.53, T.54, F.68, A.69, D.70, K.73, N.75, F.99, A.100, V.104, R.107, Y.165, Y.170 Ligands: NAD.4 19 PLIP interactions: 19 interactions with chain B Hydrophobic interactions: B:V.36, B:T.51, B:N.53, B:A.100, B:Y.165 Hydrogen bonds: B:T.51, B:T.51, B:N.53, B:T.54, B:F.68, B:D.70, B:K.73, B:K.73, B:N.75, B:F.99, B:R.107, B:R.107 Water bridges: B:D.70 Salt bridges: B:R.107

2 x NAD: NICOTINAMIDE-ADENINE-DINUCLEOTIDE(Non-covalent)

NAD.2: 13 residues within 4Å: Chain A: K.26, M.29, R.30, N.53, T.54, D.70, K.73, H.143, Y.165, R.168 Chain B: S.57, L.60 Ligands: FMN.1 17 PLIP interactions: 16 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:N.53, A:D.70, A:K.73, A:H.143, A:Y.165, B:S.57 Water bridges: A:K.26, A:K.26, A:R.30, A:N.75, A:Y.165, A:R.168, A:R.168 Salt bridges: A:K.26, A:R.30, A:R.168, A:R.168 NAD.4: 13 residues within 4Å: Chain A: S.57, L.60 Chain B: K.26, M.29, R.30, N.53, T.54, D.70, K.73, H.143, Y.165, R.168 Ligands: FMN.3 17 PLIP interactions: 16 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:N.53, B:D.70, B:K.73, B:H.143, A:S.57 Water bridges: B:K.26, B:K.26, B:R.30, B:D.70, B:N.75, B:Y.165, B:R.168, B:R.168 Salt bridges: B:K.26, B:R.30, B:R.168, B:R.168

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Okai, M. et al., Crystal structures of the short-chain flavin reductase HpaC from Sulfolobus tokodaii strain 7 in its three states: NAD(P)(+)(-)free, NAD(+)(-)bound, and NADP(+)(-)bound. Biochemistry (2006)

Release Date

2006-05-30

Peptides

hypothetical NADH-dependent FMN oxidoreductase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

hypothetical NADH-dependent FMN oxidoreductase

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