SMTL ID : 1cbm.1

THE 1.8 ANGSTROM STRUCTURE OF CARBONMONOXY-BETA4 HEMOGLOBIN: ANALYSIS OF A HOMOTETRAMER WITH THE R QUATERNARY STRUCTURE OF LIGANDED ALPHA2BETA2 HEMOGLOBIN

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.74 Å

Oligo State

homo-tetramer

Ligands

4 x SO4: SULFATE ION(Non-functional Binders)

SO4.1: 6 residues within 4Å: Chain A: K.82, N.139, H.143, H.146 Chain B: V.1, N.139 5 PLIP interactions: 4 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:N.139, B:V.1 Salt bridges: A:K.82, A:H.143, A:H.146 SO4.4: 4 residues within 4Å: Chain B: K.82, N.139, H.143, H.146 4 PLIP interactions: 3 interactions with chain B, 1 interactions with chain A Salt bridges: B:K.82, B:H.143, B:H.146 Hydrogen bonds: A:V.1 SO4.7: 4 residues within 4Å: Chain C: K.82, N.139, H.143, H.146 4 PLIP interactions: 1 interactions with chain D, 3 interactions with chain C Hydrogen bonds: D:V.1 Salt bridges: C:K.82, C:H.143, C:H.146 SO4.10: 6 residues within 4Å: Chain C: V.1, N.139 Chain D: K.82, N.139, H.143, H.146 7 PLIP interactions: 4 interactions with chain D, 3 interactions with chain C Hydrogen bonds: D:N.139, C:V.1 Salt bridges: D:K.82, D:H.143, D:H.146, C:K.82 Water bridges: C:K.82

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

HEM.2: 16 residues within 4Å: Chain A: F.41, F.42, H.63, K.66, V.67, A.70, F.71, L.88, H.92, L.96, V.98, N.102, F.103, L.106, L.141 Ligands: CMO.3 16 PLIP interactions: 15 interactions with chain A, 1 Ligand-Ligand interactions Hydrophobic interactions: A:F.41, A:F.42, A:F.42, A:F.42, A:V.67, A:A.70, A:L.88, A:L.96, A:V.98, A:N.102, A:F.103, A:L.106, A:L.141 Salt bridges: A:H.63 Metal complexes: A:H.92, CMO.3 HEM.5: 17 residues within 4Å: Chain B: T.38, F.41, F.42, H.63, K.66, A.70, F.71, L.88, L.91, H.92, L.96, V.98, N.102, F.103, L.106, L.141 Ligands: CMO.6 15 PLIP interactions: 14 interactions with chain B, 1 Ligand-Ligand interactions Hydrophobic interactions: B:F.41, B:F.41, B:F.42, B:F.42, B:F.71, B:L.91, B:L.96, B:V.98, B:N.102, B:F.103, B:L.106, B:L.141 Salt bridges: B:H.63 Metal complexes: B:H.92, CMO.6 HEM.8: 17 residues within 4Å: Chain C: T.38, F.41, F.42, H.63, K.66, A.70, F.71, L.88, L.91, H.92, L.96, V.98, N.102, F.103, L.106, L.141 Ligands: CMO.9 17 PLIP interactions: 16 interactions with chain C, 1 Ligand-Ligand interactions Hydrophobic interactions: C:F.41, C:F.41, C:F.42, C:F.42, C:F.71, C:F.71, C:L.88, C:L.96, C:V.98, C:N.102, C:F.103, C:L.141 Hydrogen bonds: C:S.44 Salt bridges: C:H.63, C:K.66 Metal complexes: C:H.92, CMO.9 HEM.11: 17 residues within 4Å: Chain D: F.41, F.42, H.63, K.66, V.67, A.70, F.71, L.88, L.91, H.92, L.96, V.98, N.102, F.103, L.106, L.141 Ligands: CMO.12 19 PLIP interactions: 18 interactions with chain D, 1 Ligand-Ligand interactions Hydrophobic interactions: D:F.41, D:F.41, D:F.42, D:F.42, D:F.42, D:V.67, D:A.70, D:F.71, D:L.88, D:L.91, D:L.96, D:V.98, D:N.102, D:L.106, D:L.141 Salt bridges: D:H.63, D:K.66 Metal complexes: D:H.92, CMO.12

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

CMO.3: 6 residues within 4Å: Chain A: L.28, F.42, H.63, V.67, H.92 Ligands: HEM.2 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:H.63 CMO.6: 6 residues within 4Å: Chain B: L.28, F.42, H.63, V.67, H.92 Ligands: HEM.5 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:H.63 CMO.9: 6 residues within 4Å: Chain C: L.28, F.42, H.63, V.67, H.92 Ligands: HEM.8 No protein-ligand interaction detected (PLIP) CMO.12: 6 residues within 4Å: Chain D: L.28, F.42, H.63, V.67, H.92 Ligands: HEM.11 1 PLIP interactions: 1 interactions with chain D Hydrogen bonds: D:H.63

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Borgstahl, G.E. et al., The 1.8 A structure of carbonmonoxy-beta 4 hemoglobin. Analysis of a homotetramer with the R quaternary structure of liganded alpha 2 beta 2 hemoglobin. J.Mol.Biol. (1994)

Release Date

1994-07-31

Peptides

HEMOGLOBIN BETA 4 (CARBONMONOXY): ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

HEMOGLOBIN BETA 4 (CARBONMONOXY)

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