SMTL ID : 1j7y.1

Crystal structure of partially ligated mutant of HbA

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.70 Å

Oligo State

hetero-2-2-mer

Ligands

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

HEM.1: 19 residues within 4Å: Chain A: Y.29, M.32, Y.42, F.43, H.45, F.46, Q.58, K.61, V.62, A.65, L.83, L.86, H.87, L.91, V.93, N.97, F.98, L.101, L.136 19 PLIP interactions: 19 interactions with chain A, Hydrophobic interactions: A:Y.42, A:F.43, A:K.61, A:V.62, A:V.62, A:L.83, A:L.86, A:L.91, A:L.91, A:V.93, A:V.93, A:F.98, A:L.101, A:L.136 Water bridges: A:H.45 Salt bridges: A:H.45, A:K.61, A:K.61 Metal complexes: A:H.87 HEM.4: 18 residues within 4Å: Chain B: Y.28, L.31, F.41, F.42, F.45, Q.63, V.67, A.70, L.88, L.91, H.92, L.96, V.98, N.102, F.103, L.106, L.141 Ligands: CMO.5 20 PLIP interactions: 19 interactions with chain B, 1 Ligand-Ligand interactions Hydrophobic interactions: B:F.41, B:F.41, B:F.42, B:F.42, B:V.67, B:A.70, B:L.88, B:L.91, B:L.96, B:L.96, B:V.98, B:V.98, B:N.102, B:F.103, B:L.106, B:L.141 Water bridges: B:Q.63 Salt bridges: B:K.66 Metal complexes: B:H.92, CMO.5 HEM.6: 19 residues within 4Å: Chain C: Y.29, M.32, Y.42, F.43, H.45, F.46, Q.58, K.61, V.62, L.83, L.86, H.87, L.91, V.93, N.97, F.98, L.101, V.132, L.136 22 PLIP interactions: 22 interactions with chain C, Hydrophobic interactions: C:F.43, C:F.43, C:K.61, C:K.61, C:V.62, C:V.62, C:L.83, C:L.86, C:L.91, C:L.91, C:V.93, C:V.93, C:N.97, C:F.98, C:L.101, C:V.132, C:L.136 Water bridges: C:K.61 Salt bridges: C:H.45, C:K.61, C:K.61 Metal complexes: C:H.87 HEM.7: 19 residues within 4Å: Chain D: Y.28, L.31, T.38, F.41, F.42, Q.63, K.66, V.67, A.70, L.88, L.91, H.92, L.96, V.98, N.102, F.103, L.106, L.141 Ligands: CMO.8 22 PLIP interactions: 21 interactions with chain D, 1 Ligand-Ligand interactions Hydrophobic interactions: D:L.31, D:F.41, D:F.41, D:F.42, D:K.66, D:K.66, D:V.67, D:L.88, D:L.88, D:L.91, D:L.96, D:L.96, D:V.98, D:V.98, D:N.102, D:F.103, D:L.106, D:L.141 Salt bridges: D:K.66 pi-Stacking: D:H.92 Metal complexes: D:H.92, CMO.8

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

SO4.2: 3 residues within 4Å: Chain B: E.26, H.116, H.117 4 PLIP interactions: 4 interactions with chain B Water bridges: B:E.26, B:H.116 Salt bridges: B:H.116, B:H.117 SO4.3: 6 residues within 4Å: Chain B: M.1, L.78, D.79, N.80, L.81, K.82 7 PLIP interactions: 7 interactions with chain B Hydrogen bonds: B:M.1, B:L.81, B:K.82 Water bridges: B:K.82, B:N.139, B:N.139 Salt bridges: B:K.82

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

CMO.5: 4 residues within 4Å: Chain B: Y.28, Q.63, V.67 Ligands: HEM.4 No protein-ligand interaction detected (PLIP) CMO.8: 4 residues within 4Å: Chain D: Y.28, Q.63, V.67 Ligands: HEM.7 2 PLIP interactions: 2 interactions with chain D Hydrogen bonds: D:Y.28, D:Q.63

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Miele, A.E. et al., Control of heme reactivity by diffusion: structural basis and functional characterization in hemoglobin mutants. Biochemistry (2001)

Release Date

2002-02-27

Peptides

Hemoglobin: AC
Hemoglobin: BD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
C

B
B

D
D

Hemoglobin

Hemoglobin

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