SMTL ID : 4d4x.1

Nitrosyl complex of the D121I variant of cytochrome c prime from Alcaligenes xylosoxidans

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.30 Å

Oligo State

homo-dimer

Ligands

2 x HEC: HEME C(Covalent)

HEC.1: 23 residues within 4Å: Chain A: R.12, Q.13, L.16, T.17, M.19, A.20, F.23, W.56, F.59, G.65, G.66, D.67, A.68, I.72, F.79, K.82, Q.83, F.86, C.116, C.119, Y.123, R.124 Ligands: NO.2 18 PLIP interactions: 17 interactions with chain A, 1 Ligand-Ligand interactions Hydrophobic interactions: A:F.23, A:W.56, A:W.56, A:F.59, A:I.72, A:F.79, A:Q.83, A:F.86, A:F.86, A:R.124 Hydrogen bonds: A:Q.13, A:T.17, A:T.17, A:D.67, A:A.68 Salt bridges: A:R.12 pi-Cation interactions: A:R.124 Metal complexes: NO.2 HEC.3: 23 residues within 4Å: Chain B: R.12, Q.13, L.16, T.17, M.19, A.20, F.23, W.56, F.59, G.65, G.66, D.67, A.68, I.72, F.79, K.82, Q.83, F.86, C.116, C.119, Y.123, R.124 Ligands: NO.4 17 PLIP interactions: 16 interactions with chain B, 1 Ligand-Ligand interactions Hydrophobic interactions: B:F.23, B:W.56, B:W.56, B:F.59, B:I.72, B:F.79, B:Q.83, B:F.86, B:F.86, B:R.124 Hydrogen bonds: B:Q.13, B:T.17, B:D.67, B:A.68 Salt bridges: B:R.12 pi-Cation interactions: B:R.124 Metal complexes: NO.4

2 x NO: NITRIC OXIDE(Non-covalent)

NO.2: 4 residues within 4Å: Chain A: C.116, H.120, R.124 Ligands: HEC.1 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:R.124 NO.4: 4 residues within 4Å: Chain B: C.116, H.120, R.124 Ligands: HEC.3 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:R.124

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ghafoor, D.D. et al., Hydrogen Bonding of the Dissociated Histidine Ligand is not Required for Formation of a Proximal No Adduct in Cytochrome C'. J.Biol.Inorg.Chem. (2015)

Release Date

2015-09-09

Peptides

CYTOCHROME C': AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

CYTOCHROME C'