SMTL ID : 1v4w.1

Crystal structure of bluefin tuna hemoglobin deoxy form at pH7.5

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: 17 residues within 4Å: Chain A: M.34, Y.44, F.45, H.47, W.48, H.61, K.64, V.65, L.86, L.89, H.90, M.94, V.96, N.100, F.101, L.104, L.139 17 PLIP interactions: 17 interactions with chain A, Hydrophobic interactions: A:Y.44, A:Y.44, A:F.45, A:F.45, A:F.45, A:V.65, A:L.86, A:L.89, A:V.96, A:V.96, A:L.104, A:L.104, A:L.139 Salt bridges: A:H.47, A:K.64 pi-Stacking: A:H.61 Metal complexes: A:H.90 HEM.2: 17 residues within 4Å: Chain B: T.38, Y.41, F.42, Y.45, H.63, K.66, V.67, G.70, 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:Y.41, B:Y.41, B:F.42, B:F.42, B:F.42, B:K.66, B:V.67, B:L.88, B:L.88, B:L.91, B:L.96, B:L.96, B:V.98, B:N.102, B:F.103, B:L.106, B:L.106, B:L.141 Hydrogen bonds: B:Y.45, B:Y.45 pi-Stacking: B:H.63 Metal complexes: B:H.92 HEM.3: 17 residues within 4Å: Chain C: M.34, T.41, Y.44, F.45, H.47, W.48, H.61, K.64, V.65, L.86, H.90, M.94, V.96, N.100, F.101, L.104, L.139 14 PLIP interactions: 14 interactions with chain C, Hydrophobic interactions: C:Y.44, C:Y.44, C:F.45, C:F.45, C:F.45, C:L.86, C:V.96, C:V.96, C:L.104, C:L.139 Salt bridges: C:H.47, C:K.64 pi-Stacking: C:H.61 Metal complexes: C:H.90 HEM.4: 18 residues within 4Å: Chain D: T.38, Y.41, F.42, Y.45, H.63, K.66, V.67, G.70, L.71, L.88, L.91, H.92, L.96, V.98, N.102, F.103, L.106, L.141 19 PLIP interactions: 19 interactions with chain D, Hydrophobic interactions: D:Y.41, D:Y.41, D:F.42, D:K.66, D:V.67, D:L.71, 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:L.141 Hydrogen bonds: D:Y.45 Salt bridges: D:K.66 pi-Stacking: D:H.63 Metal complexes: D:H.92

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Yokoyama, T. et al., Novel Mechanisms of pH Sensitivity in Tuna Hemoglobin: A STRUCTURAL EXPLANATION OF THE ROOT EFFECT. J.Biol.Chem. (2004)

Release Date

2004-07-06

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

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