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

Crystal structure of an H-NOX protein from Nostoc sp. PCC 7120, L67W mutant

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.94 Å

Oligo State

monomer

Ligands

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

HEM.1: 32 residues within 4Å: Chain A: M.1, Y.2, L.4, V.5, W.74, V.75, T.78, Y.83, L.86, L.87, F.97, M.98, L.101, L.104, H.105, V.108, F.112, L.115, R.116, P.117, P.118, F.120, Y.134, S.136, T.137, R.138, L.141, M.144, V.145, L.148, L.149, L.152 33 PLIP interactions: 33 interactions with chain A, Hydrophobic interactions: A:V.5, A:W.74, A:T.78, A:Y.83, A:Y.83, A:L.86, A:L.87, A:L.87, A:F.97, A:L.101, A:V.108, A:V.108, A:L.115, A:P.118, A:F.120, A:L.141, A:V.145, A:L.148, A:L.148 Hydrogen bonds: A:Y.2, A:R.116, A:R.116, A:R.116, A:Y.134, A:S.136 Water bridges: A:T.137, A:R.138 Salt bridges: A:R.138, A:R.138 pi-Stacking: A:W.74, A:W.74, A:W.74 Metal complexes: A:H.105

1 x MLA: MALONIC ACID(Non-covalent)

MLA.2: 8 residues within 4Å: Chain A: M.12, I.13, H.16, H.17, L.59, K.61, L.66, A.69 6 PLIP interactions: 6 interactions with chain A Hydrophobic interactions: A:L.66 Water bridges: A:K.61 Salt bridges: A:H.16, A:H.17, A:H.17, A:K.61

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Winter, M.B. et al., Tunnels modulate ligand flux in a heme nitric oxide/oxygen binding (H-NOX) domain. Proc.Natl.Acad.Sci.USA (2011)

Release Date

2011-11-09

Peptides

Alr2278 protein: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

Alr2278 protein

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