SMTL ID : 4l20.1

Crystal structure of Cimex nitrophorin A21V mutant ferrous NO complex

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.68 Å

Oligo State

monomer

Ligands

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

HEM.1: 23 residues within 4Å: Chain A: W.12, S.14, H.16, E.17, R.18, V.19, P.20, V.42, G.46, F.47, D.50, P.52, G.55, C.58, V.59, F.62, Q.63, K.73, N.76, I.78, T.85, Y.87 Ligands: NO.2 17 PLIP interactions: 16 interactions with chain A, 1 Ligand-Ligand interactions Hydrophobic interactions: A:W.12, A:V.42, A:F.47, A:P.52, A:V.59, A:F.62, A:F.62, A:F.62, A:I.78 Hydrogen bonds: A:Q.63, A:Y.87, A:Y.87 Water bridges: A:K.73, A:N.76 Salt bridges: A:K.73 pi-Stacking: A:F.47 Metal complexes: NO.2

1 x NO: NITRIC OXIDE(Non-covalent)

NO.2: 3 residues within 4Å: Chain A: V.42, I.78 Ligands: HEM.1 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Badgandi, H.B. et al., Proximal Cysteine Protonation in Cimex Nitrophorin is key to efficient NO transport and release. To be Published

Release Date

2014-06-04

Peptides

Salivary nitrophorin: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Salivary nitrophorin

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