SMTL ID : 8ce5.1

Cytochrome c maturation complex CcmABCD, E154Q, ATP-bound

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-2-2-1-1-mer

Ligands

2 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 3 residues within 4Å: Chain A: T.54, H.94 Ligands: ATP.2 2 PLIP interactions: 2 interactions with chain A Metal complexes: A:T.54, A:H.94 MG.4: 5 residues within 4Å: Chain A: S.141 Chain E: T.54, H.94, D.164 Ligands: ATP.3 2 PLIP interactions: 2 interactions with chain E Metal complexes: E:T.54, E:H.94

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

ATP.2: 19 residues within 4Å: Chain A: C.22, R.24, R.27, L.29, S.48, N.49, G.50, A.51, G.52, K.53, T.54, T.55 Chain E: F.132, I.135, Q.139, S.141, G.143, Q.144 Ligands: MG.1 16 PLIP interactions: 12 interactions with chain A, 3 interactions with chain E, 1 interactions with chain B Hydrogen bonds: A:R.24, A:N.49, A:G.50, A:A.51, A:G.52, A:K.53, A:T.54, A:T.54, A:T.55, A:T.55, E:S.141, E:G.143, E:Q.144, B:Q.220 Salt bridges: A:K.53, A:K.53 ATP.3: 19 residues within 4Å: Chain A: N.138, Q.139, L.140, S.141, G.143, Q.144 Chain E: R.24, R.27, L.29, N.49, G.50, A.51, G.52, K.53, T.54, T.55, H.94, H.197 Ligands: MG.4 14 PLIP interactions: 3 interactions with chain A, 11 interactions with chain E Hydrogen bonds: A:S.141, A:G.143, A:Q.144, E:R.24, E:R.27, E:R.27, E:G.50, E:G.50, E:K.53, E:T.54, E:T.54, E:T.55, E:H.94 Salt bridges: E:H.197

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ilcu, L. et al., Architecture of the Heme-translocating CcmABCD/E complex required for Cytochrome c maturation. Nat Commun (2023)

Release Date

2023-09-06

Peptides

Cytochrome c biogenesis ATP-binding export protein CcmA: AE
Heme exporter protein B: BF
Heme exporter protein C: C
Heme exporter protein D: D

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

E
a

B
B

F
b

C
C

D
D

Membrane

We predict this structure to be a membrane protein.
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Cytochrome c biogenesis ATP-binding export protein CcmA

Heme exporter protein B

Heme exporter protein C

Heme exporter protein D

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