SMTL ID : 3eee.2 (3 other biounits)

Probing the function of heme distortion in the H-NOX family

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.12 Å

Oligo State

monomer

Ligands

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

HEM.1: 25 residues within 4Å: Chain A: M.1, K.2, I.5, F.78, F.82, Y.85, F.86, F.94, M.98, H.102, L.105, T.106, I.109, A.115, L.117, Y.131, S.133, R.135, M.137, Y.140, F.141, L.144, I.145, S.148 Ligands: OXY.2 34 PLIP interactions: 34 interactions with chain A, Hydrophobic interactions: A:K.2, A:I.5, A:F.78, A:F.78, A:F.78, A:F.82, A:Y.85, A:F.86, A:F.94, A:F.94, A:T.106, A:A.115, A:L.117, A:Y.131, A:F.141, A:F.141, A:L.144, A:L.144, A:I.145 Hydrogen bonds: A:K.2, A:Y.131, A:S.133 Water bridges: A:R.135, A:R.135, A:R.135, A:R.135, A:R.135, A:R.135, A:R.135 Salt bridges: A:R.135, A:R.135 pi-Stacking: A:F.78, A:Y.140 Metal complexes: A:H.102

1 x OXY: OXYGEN MOLECULE(Non-covalent)

OXY.2: 7 residues within 4Å: Chain A: I.5, N.74, F.78, H.102, Y.140, L.144 Ligands: HEM.1 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:N.74, A:Y.140

1 x CL: CHLORIDE ION(Non-functional Binders)

CL.3: 2 residues within 4Å: Chain A: R.163, G.164 Ligand excluded by PLIP

1 x SO4: SULFATE ION(Non-functional Binders)

SO4.4: 6 residues within 4Å: Chain A: M.1, D.45, V.48, W.67, R.135, M.137 1 PLIP interactions: 1 interactions with chain A Water bridges: A:D.45

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Olea, C. et al., Probing the function of heme distortion in the H-NOX family. Acs Chem.Biol. (2008)

Release Date

2008-11-25

Peptides

Methyl-accepting chemotaxis protein: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

Methyl-accepting chemotaxis protein

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