SMTL ID : 1yca.2 (1 other biounit)

DISTAL POCKET POLARITY IN LIGAND BINDING TO MYOGLOBIN: DEOXY AND CARBONMONOXY FORMS OF A THREONINE68 (E11) MUTANT INVESTIGATED BY X-RAY CRYSTALLOGRAPHY AND INFRARED SPECTROSCOPY

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.90 Å

Oligo State

monomer

Ligands

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

HEM.1: 18 residues within 4Å: Chain A: T.39, K.42, F.43, H.64, T.67, T.68, A.71, L.72, L.89, S.92, H.93, H.97, I.99, Y.103, L.104, I.107, F.138 Ligands: CMO.2 26 PLIP interactions: 25 interactions with chain A, 1 Ligand-Ligand interactions Hydrophobic interactions: A:F.43, A:F.43, A:F.43, A:T.67, A:T.68, A:L.89, A:L.89, A:I.99, A:I.99, A:Y.103, A:L.104, A:I.107, A:I.107, A:I.107, A:F.138, A:F.138 Hydrogen bonds: A:S.92 Water bridges: A:D.44, A:P.88, A:S.92 Salt bridges: A:H.64, A:H.93, A:H.97 pi-Stacking: A:H.97 Metal complexes: A:H.93, CMO.2

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

CMO.2: 5 residues within 4Å: Chain A: F.43, H.64, T.68, H.93 Ligands: HEM.1 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:T.68, A:T.68

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Cameron, A.D. et al., Distal pocket polarity in ligand binding to myoglobin: deoxy and carbonmonoxy forms of a threonine68(E11) mutant investigated by X-ray crystallography and infrared spectroscopy. Biochemistry (1993)

Release Date

1994-01-31

Peptides

MYOGLOBIN: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

MYOGLOBIN

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