SMTL ID : 2eu7.1

Crystal structure of D1A mutant of nitrophorin 2 complexed with ammonia

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.20 Å

Oligo State

monomer

Ligands

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

HEM.1: 20 residues within 4Å: Chain A: V.24, F.27, V.34, Y.38, S.40, F.42, E.53, L.55, H.57, F.66, N.68, Y.85, T.87, Y.104, L.106, I.120, L.122, L.132, T.134 Ligands: NH3.2 24 PLIP interactions: 24 interactions with chain A, Hydrophobic interactions: A:V.24, A:F.27, A:F.27, A:V.34, A:Y.38, A:Y.38, A:F.42, A:L.55, A:F.66, A:F.66, A:F.66, A:Y.85, A:Y.85, A:Y.104, A:Y.104, A:L.106, A:I.120, A:L.122, A:L.132, A:T.134 Hydrogen bonds: A:N.68 Water bridges: A:E.124 Salt bridges: A:K.96 Metal complexes: A:H.57

1 x NH3: AMMONIA(Non-covalent)

NH3.2: 3 residues within 4Å: Chain A: L.122, L.132 Ligands: HEM.1 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Weichsel, A. et al., Crystal structures, ligand induced conformational change and heme deformation in complexes of nitrophorin 2, a nitric oxide transport protein from rhodnius prolixus. To be Published

Release Date

2006-10-10

Peptides

Nitrophorin 2: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
X

Nitrophorin 2

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