SMTL ID : 2ofr.1

1.00 A Crystal Structure Of V36A/D129A/L130A Mutant of Nitrophorin 4 From Rhodnius Prolixus Complexed With Nitric Oxide at pH 5.6

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.00 Å

Oligo State

monomer

Ligands

1 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.1: 4 residues within 4Å: Chain A: P.37, K.38, R.39, K.63 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:K.38, A:R.39, A:R.39 Salt bridges: A:R.39, A:K.63

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

HEM.2: 18 residues within 4Å: Chain A: V.25, Y.28, P.37, Y.40, L.44, L.57, H.59, F.68, D.70, F.86, K.88, Y.105, T.121, L.123, K.125, K.128, L.133 Ligands: NO.3 23 PLIP interactions: 22 interactions with chain A, 1 Ligand-Ligand interactions Hydrophobic interactions: A:V.25, A:V.25, A:Y.28, A:Y.28, A:Y.40, A:Y.40, A:Y.40, A:L.44, A:F.68, A:F.86, A:F.86, A:Y.105, A:Y.105, A:L.123 Hydrogen bonds: A:D.70 Water bridges: A:K.88, A:K.125, A:K.125 Salt bridges: A:K.88, A:K.125, A:K.128 Metal complexes: A:H.59, NO.3

1 x NO: NITRIC OXIDE(Non-covalent)

NO.3: 4 residues within 4Å: Chain A: H.59, L.123, L.133 Ligands: HEM.2 1 PLIP interactions: 1 interactions with chain A Water bridges: A:L.123

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Amoia, A.M. et al., Ligand Protection and Nitric Oxide Interactions with Heme in Nitrophorin 4: Kinetic and Structural Analyses of a Loop Mutant. To be Published

Release Date

2008-01-08

Peptides

Nitrophorin-4: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
X

Nitrophorin-4