SMTL ID : 1g9v.1

HIGH RESOLUTION CRYSTAL STRUCTURE OF DEOXY HEMOGLOBIN COMPLEXED WITH A POTENT ALLOSTERIC EFFECTOR

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.85 Å

Oligo State

hetero-2-2-mer

Ligands

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

HEM.1: 18 residues within 4Å: Chain A: Y.42, F.43, H.45, F.46, H.58, K.61, A.65, L.66, L.83, L.86, H.87, L.91, V.93, N.97, F.98, L.101, V.132, L.136 18 PLIP interactions: 18 interactions with chain A, Hydrophobic interactions: A:Y.42, A:F.43, A:F.43, A:K.61, A:L.66, A:L.83, A:L.86, A:V.93, A:V.93, A:F.98, A:L.101, A:L.101, A:V.132, A:L.136 Salt bridges: A:H.45, A:K.61 pi-Stacking: A:H.58 Metal complexes: A:H.87 HEM.4: 19 residues within 4Å: Chain B: L.31, T.38, F.41, F.42, H.63, K.66, V.67, A.70, F.71, F.85, L.88, L.91, H.92, L.96, V.98, N.102, F.103, L.106, L.141 22 PLIP interactions: 22 interactions with chain B, Hydrophobic interactions: B:L.31, B:F.41, B:F.41, B:F.42, B:F.42, B:K.66, B:V.67, B:F.71, B:F.85, 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 Salt bridges: B:K.66 pi-Stacking: B:H.63 Metal complexes: B:H.92 HEM.5: 17 residues within 4Å: Chain C: Y.42, F.43, H.45, F.46, H.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 17 PLIP interactions: 17 interactions with chain C, Hydrophobic interactions: C:Y.42, C:F.43, C:K.61, C:A.65, C:L.83, C:L.86, C:L.91, C:L.91, C:V.93, C:V.93, C:F.98, C:L.101, C:L.136 Salt bridges: C:H.45, C:K.61, C:K.61 Metal complexes: C:H.87 HEM.8: 17 residues within 4Å: Chain D: L.31, F.41, F.42, H.63, K.66, V.67, A.70, F.71, F.85, L.88, H.92, L.96, V.98, N.102, F.103, L.106, L.141 18 PLIP interactions: 18 interactions with chain D, Hydrophobic interactions: D:L.31, D:F.41, D:F.41, D:F.42, D:F.42, D:K.66, D:V.67, D:F.85, D:L.88, D:L.96, D:L.96, D:V.98, D:V.98, D:N.102, D:L.106, D:L.141 pi-Stacking: D:H.63 Metal complexes: D:H.92

2 x RQ3: 2-{4-[(3,5-DIMETHYLANILINO)-CARBONYL-METHYL]-PHENOXY}-2-METHYLPROPIONIC ACID(Non-covalent)

RQ3.2: 10 residues within 4Å: Chain A: F.36, K.99, L.100, H.103 Chain B: Y.35, W.37, N.108 Chain C: P.95, T.137, R.141 12 PLIP interactions: 3 interactions with chain C, 6 interactions with chain A, 3 interactions with chain B Hydrophobic interactions: C:P.95, C:R.141, A:F.36, A:K.99, A:L.100, A:H.103, B:Y.35 Water bridges: C:R.141, A:K.99, B:Y.35, B:N.108 pi-Cation interactions: A:K.99 RQ3.6: 10 residues within 4Å: Chain A: P.95, T.137, R.141 Chain C: F.36, K.99, L.100, H.103 Chain D: Y.35, W.37, N.108 12 PLIP interactions: 2 interactions with chain A, 5 interactions with chain C, 5 interactions with chain D Hydrophobic interactions: A:R.141, C:F.36, C:K.99, C:L.100, C:H.103, D:Y.35, D:W.37, D:W.37 Water bridges: A:R.141, D:Y.35, D:N.108 pi-Cation interactions: C:K.99

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

SO4.3: 6 residues within 4Å: Chain B: V.1, L.78, D.79, N.80, L.81, K.82 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:V.1, B:V.1, B:L.81, B:K.82 SO4.7: 6 residues within 4Å: Chain D: V.1, L.78, D.79, N.80, L.81, K.82 4 PLIP interactions: 4 interactions with chain D Hydrogen bonds: D:V.1, D:L.81, D:K.82 Water bridges: D:K.82

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Safo, M.K. et al., High-resolution crystal structure of deoxy hemoglobin complexed with a potent allosteric effector. Protein Sci. (2001)

Release Date

2000-12-06

Peptides

HEMOGLOBIN ALPHA CHAIN: AC
HEMOGLOBIN BETA CHAIN: BD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
C

B
B

D
D

HEMOGLOBIN ALPHA CHAIN

HEMOGLOBIN BETA CHAIN

Related Entries With Identical Sequence