SMTL ID : 3tgc.1

Crystal structure of L130R mutant of Nitrophorin 4 from Rhodnius prolixus complexed with nitrite at pH 7.4

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.40 Å

Oligo State

monomer

Ligands

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

HEM.1: 21 residues within 4Å: Chain A: V.25, Y.28, V.36, P.37, Y.40, L.44, E.55, L.57, H.59, F.68, D.70, F.86, K.88, Y.105, F.107, L.123, K.125, K.128, R.130, L.133 Ligands: NO2.2 25 PLIP interactions: 25 interactions with chain A, Hydrophobic interactions: A:V.25, A:Y.28, A:Y.28, A:V.36, A:V.36, A:Y.40, A:Y.40, A:Y.40, A:L.44, A:L.57, A:F.68, A:F.86, A:F.86, A:Y.105, A:Y.105, A:F.107, A:L.123, A:K.125 Water bridges: A:K.88 Salt bridges: A:K.88, A:K.125, A:K.125, A:K.128, A:R.130 Metal complexes: A:H.59

1 x NO2: NITRITE ION(Non-covalent)

NO2.2: 5 residues within 4Å: Chain A: V.36, T.121, L.123, L.133 Ligands: HEM.1 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

He, C. et al., Insertion of an H-Bonding Residue into the Distal Pocket of the Ferriheme Protein Nitrophorin 4: Effect on Nitrite[BOND]Iron Coordination and Nitrite Disproportionation. Chem.Biodivers. (2012)

Release Date

2012-08-22

Peptides

Nitrophorin-4: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Nitrophorin-4

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