SMTL ID : 7pcf.1

Human methemoglobin bound to Staphylococcus aureus hemophore IsdB

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-1-1-2-mer

Ligands

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

HEM.1: 8 residues within 4Å: Chain B: L.91, H.92, D.94 Chain D: V.233, S.238, M.239, M.240, Y.321 5 PLIP interactions: 3 interactions with chain D, 2 interactions with chain B, Hydrophobic interactions: D:S.238, D:M.240, D:Y.321, B:D.94 Hydrogen bonds: B:H.92 HEM.2: 5 residues within 4Å: Chain A: A.88, H.89 Chain C: M.239, M.240, Y.268 3 PLIP interactions: 3 interactions with chain C, Hydrophobic interactions: C:M.240, C:Y.268 Hydrogen bonds: C:M.239

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

De Bei, O. et al., Cryo-EM structures of staphylococcal IsdB bound to human hemoglobin reveal the process of heme extraction. Proc.Natl.Acad.Sci.USA (2022)

Release Date

2022-04-13

Peptides

Hemoglobin subunit alpha: A
Hemoglobin subunit beta: B
Iron-regulated surface determinant protein B: CD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
E

D
F

Hemoglobin subunit alpha

Hemoglobin subunit beta

Iron-regulated surface determinant protein B

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