SMTL ID : 2hz1.1

The x-ray crystal structure of ferrous Synechocystis hemoglobin with a covalent linkage

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.80 Å

Oligo State

monomer

Ligands

2 x CD: CADMIUM ION(Non-covalent)

CD.1: 2 residues within 4Å: Chain A: H.32, H.76 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:H.32, A:H.32, A:H.76 CD.2: 1 residues within 4Å: Chain A: D.119 5 PLIP interactions: 2 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:D.119, A:D.119, H2O.1, H2O.2, H2O.4

1 x SO3: SULFITE ION(Non-covalent)

SO3.3: 2 residues within 4Å: Chain A: R.43, K.47 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:R.43, A:R.43 Water bridges: A:D.14

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

HEM.4: 15 residues within 4Å: Chain A: F.33, V.37, K.41, H.45, F.49, Y.52, Y.60, Y.64, M.65, H.69, L.72, L.78, F.83, V.86, H.116 17 PLIP interactions: 17 interactions with chain A, Hydrophobic interactions: A:F.33, A:V.37, A:F.49, A:Y.52, A:Y.52, A:Y.60, A:Y.64, A:L.72, A:L.78, A:F.83 Hydrogen bonds: A:Y.64 Water bridges: A:K.41, A:K.41 Salt bridges: A:K.41, A:K.41 Metal complexes: A:H.45, A:H.69

2 x SO2: SULFUR DIOXIDE(Non-covalent)

SO2.5: 2 residues within 4Å: Chain A: T.10, T.11 No protein-ligand interaction detected (PLIP) SO2.6: 1 residues within 4Å: Chain A: E.22 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Hoy, J.A. et al., Covalent heme attachment in Synechocystis hemoglobin is required to prevent ferrous heme dissociation. Protein Sci. (2007)

Release Date

2006-08-29

Peptides

Cyanoglobin: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Cyanoglobin

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