SMTL ID : 1ns9.1

The 1.6A Structure of Horse Methemoglobin at pH 7.1

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.60 Å

Oligo State

hetero-2-2-mer

Ligands

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

HEM.1: 16 residues within 4Å: Chain A: Y.42, F.43, H.45, F.46, H.58, K.61, A.65, L.83, L.86, H.87, L.91, V.93, N.97, F.98, L.101, L.136 19 PLIP interactions: 18 interactions with chain A, 1 Ligand-Water interactions Hydrophobic interactions: A:Y.42, A:Y.42, A:F.43, A:F.43, A:K.61, A:A.65, A:L.83, A:L.86, A:L.91, A:V.93, A:N.97, A:F.98, A:L.101, A:L.136 Salt bridges: A:H.45, A:K.61 pi-Stacking: A:H.58 Metal complexes: A:H.87, H2O.2 HEM.2: 16 residues within 4Å: Chain B: T.38, F.41, F.42, H.63, K.66, S.70, F.71, L.88, L.91, H.92, L.96, V.98, N.102, F.103, L.106, L.141 17 PLIP interactions: 16 interactions with chain B, 1 Ligand-Water interactions Hydrophobic interactions: B:T.38, B:F.41, B:F.41, B:F.42, B:F.42, B:F.71, B:L.88, B:L.91, B:L.96, B:V.98, B:N.102, B:L.106, B:L.141 Water bridges: B:H.63 pi-Stacking: B:H.63 Metal complexes: B:H.92, H2O.4 HEM.3: 16 residues within 4Å: Chain C: Y.42, F.43, H.45, F.46, H.58, K.61, A.65, L.83, L.86, H.87, L.91, V.93, N.97, F.98, L.101, L.136 19 PLIP interactions: 18 interactions with chain C, 1 Ligand-Water interactions Hydrophobic interactions: C:Y.42, C:Y.42, C:F.43, C:F.43, C:K.61, C:A.65, C:L.83, C:L.86, C:L.91, C:V.93, C:N.97, C:F.98, C:L.101, C:L.136 Salt bridges: C:H.45, C:K.61 pi-Stacking: C:H.58 Metal complexes: C:H.87, H2O.6 HEM.4: 16 residues within 4Å: Chain D: T.38, F.41, F.42, H.63, K.66, S.70, F.71, L.88, L.91, H.92, L.96, V.98, N.102, F.103, L.106, L.141 17 PLIP interactions: 16 interactions with chain D, 1 Ligand-Water interactions Hydrophobic interactions: D:T.38, D:F.41, D:F.41, D:F.42, D:F.42, D:F.71, D:L.88, D:L.91, D:L.96, D:V.98, D:N.102, D:L.106, D:L.141 Water bridges: D:H.63 pi-Stacking: D:H.63 Metal complexes: D:H.92, H2O.7

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Robinson, V.L. et al., A pH-Dependent Aquomet-to-Hemichrome Transition in Crystalline Horse Methemoglobin. Biochemistry (2003)

Release Date

2003-10-14

Peptides

Hemoglobin alpha subunit: AC
Hemoglobin beta subunit: BD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
A

B
B

D
B

Hemoglobin alpha subunit

Hemoglobin beta subunit

Related Entries With Identical Sequence