SMTL ID : 8ipt.1 (1 other biounit)

Cryo-EM structure of heme transporter CydDC from Escherichia coli in the occluded ATP bound state

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-1-1-mer

Ligands

2 x ATP: ADENOSINE-5'-TRIPHOSPHATE(Non-covalent)

ATP.1: 14 residues within 4Å: Chain A: Y.348, T.375, G.376, C.377, G.378, K.379, S.380, T.381, Q.421 Chain B: L.470, A.484, R.485, S.487, G.489 13 PLIP interactions: 4 interactions with chain B, 9 interactions with chain A Hydrogen bonds: B:R.485, B:S.487, B:V.488, B:G.489, A:C.377, A:G.378, A:K.379, A:S.380, A:S.380, A:T.381, A:T.381 pi-Stacking: A:Y.348, A:Y.348 ATP.2: 15 residues within 4Å: Chain A: R.473, Q.474, S.476, G.477, G.478, E.479 Chain B: S.359, L.365, S.385, G.386, S.387, G.388, K.389, S.390, S.391 14 PLIP interactions: 8 interactions with chain B, 6 interactions with chain A Hydrogen bonds: B:S.359, B:G.386, B:S.387, B:G.388, B:K.389, B:S.390, B:S.390, B:S.391, A:R.473, A:R.473, A:S.476, A:G.477, A:G.478, A:E.479

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Zhu, C. et al., Cryo-EM structures of a prokaryotic heme transporter CydDC. Protein Cell (2023)

Release Date

2023-06-14

Peptides

ABC transporter, CydDC cysteine exporter (CydDC-E) family, permease/ATP-binding protein CydC: A
ABC transporter, CydDC cysteine exporter (CydDC-E) family, permease/ATP-binding protein CydD: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

B
A

Membrane

We predict this structure to be a membrane protein.
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ABC transporter, CydDC cysteine exporter (CydDC-E) family, permease/ATP-binding protein CydC

ABC transporter, CydDC cysteine exporter (CydDC-E) family, permease/ATP-binding protein CydD

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