SMTL ID : 1lt0.1

Crystal structure of the CN-bound BjFixL heme domain

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.40 Å

Oligo State

monomer

Ligands

1 x CYN: CYANIDE ION(Non-covalent)

CYN.1: 5 residues within 4Å: Chain A: I.76, R.81, L.97, I.99 Ligands: HEM.2 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:R.81, A:R.81

1 x HEM: PROTOPORPHYRIN IX CONTAINING FE(Non-covalent)

HEM.2: 26 residues within 4Å: Chain A: I.18, I.20, V.49, L.52, M.53, D.57, H.61, Y.64, I.65, R.67, Y.68, D.73, P.74, H.75, I.76, I.77, R.81, V.83, T.84, M.95, L.97, I.99, F.110, T.111, G.112 Ligands: CYN.1 25 PLIP interactions: 25 interactions with chain A, Hydrophobic interactions: A:I.20, A:I.20, A:V.49, A:L.52, A:M.53, A:Y.64, A:Y.64, A:Y.64, A:Y.64, A:I.65, A:I.76, A:I.77, A:V.83, A:V.83, A:I.99, A:F.110 Hydrogen bonds: A:H.75, A:I.76, A:I.77 Water bridges: A:Y.64, A:H.75 Salt bridges: A:R.67, A:H.75 pi-Cation interactions: A:R.81 Metal complexes: A:H.61

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Hao, B. et al., Structure-based mechanism of O2 sensing and ligand discrimination bythe FixL heme domain of Bradyrhizobium japonicum. Biochemistry (2002)

Release Date

2002-11-20

Peptides

Sensor protein FixL: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Sensor protein FixL

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