SMTL ID : 6kye.1 (2 other biounits)

The crystal structure of recombinant human adult hemoglobin

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.28 Å

Oligo State

hetero-2-2-mer

Ligands

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

HEM.1: 17 residues within 4Å: Chain A: Y.43, F.44, H.59, K.62, V.63, A.66, L.84, L.87, H.88, L.92, V.94, N.98, F.99, L.102, V.133, L.137 Ligands: CMO.2 18 PLIP interactions: 17 interactions with chain A, 1 Ligand-Ligand interactions Hydrophobic interactions: A:Y.43, A:Y.43, A:F.44, A:V.63, A:A.66, A:L.84, A:L.92, A:V.94, A:N.98, A:F.99, A:L.102, A:L.102, A:V.133, A:L.137 Salt bridges: A:K.62 pi-Stacking: A:H.59 Metal complexes: A:H.88, CMO.2 HEM.3: 19 residues within 4Å: Chain B: T.39, F.42, F.43, F.46, H.64, K.67, A.71, F.72, L.89, L.92, H.93, L.97, V.99, N.103, F.104, L.107, V.138, L.142 Ligands: CMO.4 20 PLIP interactions: 19 interactions with chain B, 1 Ligand-Ligand interactions Hydrophobic interactions: B:F.42, B:F.42, B:F.43, B:F.43, B:F.43, B:F.72, B:L.89, B:L.92, B:L.97, B:L.97, B:V.99, B:N.103, B:F.104, B:L.107, B:V.138, B:L.142 Salt bridges: B:H.64, B:K.67 Metal complexes: B:H.93, CMO.4 HEM.5: 19 residues within 4Å: Chain C: Y.43, F.44, H.46, F.47, H.59, K.62, V.63, A.66, L.84, L.87, H.88, L.92, V.94, N.98, F.99, L.102, V.133, L.137 Ligands: CMO.6 18 PLIP interactions: 17 interactions with chain C, 1 Ligand-Ligand interactions Hydrophobic interactions: C:Y.43, C:F.44, C:F.44, C:A.66, C:L.84, C:L.87, C:L.92, C:L.92, C:V.94, C:F.99, C:L.102, C:V.133, C:L.137 Salt bridges: C:H.46, C:K.62 pi-Cation interactions: C:H.88 Metal complexes: C:H.88, CMO.6 HEM.7: 18 residues within 4Å: Chain D: T.39, F.42, F.43, H.64, K.67, A.71, F.72, L.89, L.92, H.93, L.97, V.99, N.103, F.104, L.107, V.138, L.142 Ligands: CMO.8 21 PLIP interactions: 20 interactions with chain D, 1 Ligand-Ligand interactions Hydrophobic interactions: D:T.39, D:F.42, D:F.42, D:F.43, D:F.43, D:A.71, D:F.72, D:F.72, D:L.89, D:L.92, D:L.97, D:V.99, D:N.103, D:L.107, D:V.138, D:L.142 Salt bridges: D:K.67 pi-Stacking: D:H.64, D:H.93 Metal complexes: D:H.93, CMO.8

4 x CMO: CARBON MONOXIDE(Non-functional Binders)

CMO.2: 6 residues within 4Å: Chain A: L.30, F.44, H.59, V.63, H.88 Ligands: HEM.1 No protein-ligand interaction detected (PLIP) CMO.4: 4 residues within 4Å: Chain B: F.43, H.64, V.68 Ligands: HEM.3 No protein-ligand interaction detected (PLIP) CMO.6: 6 residues within 4Å: Chain C: L.30, F.44, H.59, V.63, H.88 Ligands: HEM.5 1 PLIP interactions: 1 interactions with chain C Hydrogen bonds: C:H.59 CMO.8: 5 residues within 4Å: Chain D: L.29, F.43, H.64, V.68 Ligands: HEM.7 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Funaki, R. et al., Genetically engineered haemoglobin wrapped covalently with human serum albumins as an artificial O2carrier. J Mater Chem B (2020)

Release Date

2020-01-01

Peptides

Hemoglobin subunit alpha: AC
Hemoglobin subunit beta: BD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
C

B
B

D
D

Hemoglobin subunit alpha

Hemoglobin subunit beta

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