SMTL ID : 1f5v.1

STRUCTURE AND SITE-DIRECTED MUTAGENESIS OF A FLAVOPROTEIN FROM ESCHERICHIA COLI THAT REDUCES NITROCOMPOUNDS. ALTERATION OF PYRIDINE NUCLEOTIDE BINDING BY A SINGLE AMINO ACID SUBSTITUTION

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.70 Å

Oligo State

homo-dimer

Ligands

2 x FMN: FLAVIN MONONUCLEOTIDE(Non-covalent)

FMN.1: 19 residues within 4Å: Chain A: H.11, R.12, S.13, R.15, Q.67, V.127, Y.128, I.129, G.130, G.131, K.167, R.169 Chain B: S.38, S.39, S.40, F.42, V.106, D.107, M.110 24 PLIP interactions: 5 interactions with chain B, 19 interactions with chain A Hydrophobic interactions: B:V.106, A:Y.128, A:Y.128 Hydrogen bonds: B:S.38, B:S.39, A:S.13, A:S.13, A:S.13, A:R.15, A:Q.67, A:Q.67, A:G.130, A:G.131 Water bridges: B:S.38, B:S.41, A:R.15, A:R.15, A:K.167, A:K.167, A:R.169, A:R.169, A:R.225 Salt bridges: A:H.11, A:R.169 FMN.2: 19 residues within 4Å: Chain A: S.38, S.39, S.40, F.42, V.106, D.107, M.110 Chain B: H.11, R.12, S.13, R.15, Q.67, V.127, Y.128, I.129, G.130, G.131, K.167, R.169 22 PLIP interactions: 5 interactions with chain A, 17 interactions with chain B Hydrophobic interactions: A:V.106, B:Y.128, B:Y.128 Hydrogen bonds: A:S.38, A:S.39, B:S.13, B:S.13, B:S.13, B:R.15, B:Q.67, B:Q.67, B:G.130, B:G.131 Water bridges: A:S.38, A:S.41, B:R.15, B:R.15, B:K.167, B:R.169, B:R.169 Salt bridges: B:H.11, B:R.169

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kobori, T. et al., Structure and site-directed mutagenesis of a flavoprotein from Escherichia coli that reduces nitrocompounds: alteration of pyridine nucleotide binding by a single amino acid substitution. J.Biol.Chem. (2001)

Release Date

2001-02-14

Peptides

OXYGEN-INSENSITIVE NADPH NITROREDUCTASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

OXYGEN-INSENSITIVE NADPH NITROREDUCTASE

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