SMTL ID : 1z8u.3 (2 other biounits)

Crystal structure of oxidized alpha hemoglobin bound to AHSP

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.40 Å

Oligo State

hetero-2-2-mer

Ligands

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

HEM.1: 20 residues within 4Å: Chain B: F.44, H.46, F.47, H.59, K.62, V.63, A.66, L.84, H.88, L.92, V.94, N.98, F.99, L.102, S.103 Chain D: D.76, M.77, P.78, N.79, A.80 25 PLIP interactions: 23 interactions with chain B, 2 interactions with chain D, Hydrophobic interactions: B:F.44, B:F.44, B:H.46, B:F.47, B:F.47, B:F.47, B:K.62, B:K.62, B:V.63, B:A.66, B:L.84, B:V.94, B:N.98, B:F.99, B:F.99 Salt bridges: B:K.62 pi-Stacking: B:H.59, B:H.59, B:H.88, B:H.88 pi-Cation interactions: B:H.59 Metal complexes: B:H.59, B:H.88 Hydrogen bonds: D:N.79, D:N.79 HEM.2: 20 residues within 4Å: Chain B: D.76, M.77, P.78, N.79, A.80 Chain D: F.44, H.46, F.47, H.59, K.62, V.63, A.66, L.84, H.88, L.92, V.94, N.98, F.99, L.102, S.103 31 PLIP interactions: 29 interactions with chain D, 2 interactions with chain B, Hydrophobic interactions: D:F.44, D:H.46, D:F.47, D:F.47, D:F.47, D:K.62, D:K.62, D:V.63, D:V.63, D:A.66, D:L.84, D:L.92, D:V.94, D:V.94, D:N.98, D:F.99, D:F.99, D:F.99, D:L.102, D:L.102 Water bridges: D:Q.55 Salt bridges: D:K.62 pi-Stacking: D:H.59, D:H.59, D:H.59, D:H.88, D:H.88 Metal complexes: D:H.59, D:H.88 Hydrogen bonds: B:N.79, B:N.79

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Feng, L. et al., Structure of oxidized alpha-haemoglobin bound to AHSP reveals a protective mechanism for haem. Nature (2005)

Release Date

2005-06-14

Peptides

Alpha-hemoglobin stabilizing protein: AC
Hemoglobin alpha chain: BD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
C

B
B

D
D

Alpha-hemoglobin stabilizing protein

Hemoglobin alpha chain

Related Entries With Identical Sequence