SMTL ID : 3qzz.1

3D Structure of Ferric Methanosarcina Acetivorans Protoglobin Y61W mutant in Aquomet form

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.40 Å

Oligo State

homo-dimer

Ligands

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

HEM.1: 22 residues within 4Å: Chain A: L.70, Y.73, F.74, Y.85, V.89, R.92, F.93, W.96, Y.112, I.116, R.119, H.120, K.125, N.126, I.137, Y.141, L.142, F.145, I.146, I.149, V.182, W.185 30 PLIP interactions: 29 interactions with chain A, 1 Ligand-Water interactions, Hydrophobic interactions: A:Y.73, A:Y.73, A:F.74, A:F.74, A:V.89, A:V.89, A:F.93, A:F.93, A:W.96, A:W.96, A:I.116, A:I.137, A:I.137, A:Y.141, A:F.145, A:F.145, A:I.149, A:V.182, A:W.185 Hydrogen bonds: A:Y.85, A:N.126, A:T.128 Water bridges: A:R.92, A:R.92, A:Q.127 Salt bridges: A:R.92, A:R.119 pi-Stacking: A:W.185 Metal complexes: A:H.120, H2O.1 HEM.2: 22 residues within 4Å: Chain B: L.70, Y.73, F.74, Y.85, V.89, R.92, F.93, W.96, Y.112, I.116, R.119, H.120, K.125, N.126, I.137, Y.141, L.142, F.145, I.146, I.149, V.182, W.185 29 PLIP interactions: 28 interactions with chain B, 1 Ligand-Water interactions, Hydrophobic interactions: B:Y.73, B:Y.73, B:F.74, B:F.74, B:V.89, B:V.89, B:F.93, B:F.93, B:W.96, B:W.96, B:I.116, B:I.137, B:I.137, B:Y.141, B:F.145, B:F.145, B:I.149, B:V.182, B:W.185 Hydrogen bonds: B:Y.112, B:N.126 Water bridges: B:R.92, B:R.92, B:Q.127 Salt bridges: B:R.92, B:R.119 pi-Stacking: B:W.185 Metal complexes: B:H.120, H2O.2

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Pesce, A. et al., Structural heterogeneity and ligand gating in ferric methanosarcina acetivorans protoglobin mutants. Iubmb Life (2011)

Release Date

2011-06-08

Peptides

Methanosarcina acetivorans protoglobin: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Methanosarcina acetivorans protoglobin