SMTL ID : 3din.1 (1 other biounit)

Crystal structure of the protein-translocation complex formed by the SecY channel and the SecA ATPase

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 4.50 Å

Oligo State

hetero-1-1-1-1-mer

Ligands

1 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 6 residues within 4Å: Chain A: K.101, T.102, R.131, D.252 Ligands: ADP.2, BEF.3 No protein-ligand interaction detected (PLIP)

1 x ADP: ADENOSINE-5'-DIPHOSPHATE(Non-covalent)

ADP.2: 20 residues within 4Å: Chain A: M.74, R.75, P.76, F.77, K.96, T.97, G.98, E.99, G.100, K.101, T.102, L.103, W.135, L.187, D.537, K.539, R.573, Q.574 Ligands: MG.1, BEF.3 13 PLIP interactions: 13 interactions with chain A Hydrogen bonds: A:R.75, A:R.75, A:F.77, A:Q.80, A:T.97, A:G.98, A:K.101, A:T.102, A:Q.574 Salt bridges: A:K.101, A:R.573, A:R.573 pi-Stacking: A:F.77

1 x BEF: BERYLLIUM TRIFLUORIDE ION(Non-covalent)

BEF.3: 8 residues within 4Å: Chain A: K.101, R.131, D.252, E.253, G.535, T.536 Ligands: MG.1, ADP.2 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Zimmer, J. et al., Structure of a complex of the ATPase SecA and the protein-translocation channel. Nature (2008)

Release Date

2008-10-07

Peptides

Protein translocase subunit secA: A
Preprotein translocase subunit SecY: B
Preprotein translocase subunit secE: C
Preprotein translocase subunit SecG: D

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
C

C
D

D
E

Membrane

We predict this structure to be a membrane protein.
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Protein translocase subunit secA

Preprotein translocase subunit SecY

Preprotein translocase subunit secE

Preprotein translocase subunit SecG

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