SMTL ID : 5ft8.3 (3 other biounits)

Crystal structure of the complex between the cysteine desulfurase CsdA and the sulfur-acceptor CsdE in the persulfurated state at 2.50 Angstroem resolution

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

hetero-2-2-mer

Ligands

2 x PLP: PYRIDOXAL-5'-PHOSPHATE(Covalent)

PLP.1: 13 residues within 4Å: Chain A: T.92, T.93, H.121, A.123, N.173, D.198, A.200, Q.201, S.221, H.223, K.224 Chain C: G.274, T.275 14 PLIP interactions: 11 interactions with chain A, 3 interactions with chain C Hydrophobic interactions: A:H.121, A:A.200, A:K.224 Hydrogen bonds: A:T.92, A:T.93, A:Q.201, A:S.221, A:S.221, C:T.275, C:T.275, C:T.275 Salt bridges: A:H.223, A:K.224 pi-Stacking: A:H.121 PLP.8: 13 residues within 4Å: Chain A: G.274, T.275 Chain C: T.92, T.93, H.121, A.123, N.173, D.198, A.200, Q.201, S.221, H.223, K.224 14 PLIP interactions: 12 interactions with chain C, 2 interactions with chain A Hydrophobic interactions: C:H.121, C:A.200, C:K.224 Hydrogen bonds: C:T.92, C:T.93, C:T.93, C:T.93, C:Q.201, C:S.221, A:T.275, A:T.275 Salt bridges: C:H.223, C:K.224 pi-Stacking: C:H.121

2 x PEG: DI(HYDROXYETHYL)ETHER(Non-functional Binders)

PEG.2: 3 residues within 4Å: Chain A: P.110, G.136, K.138 1 PLIP interactions: 1 interactions with chain A Water bridges: A:G.136 PEG.9: 2 residues within 4Å: Chain C: Q.265, W.269 1 PLIP interactions: 1 interactions with chain C Hydrogen bonds: C:Q.265

5 x GOL: GLYCEROL(Non-functional Binders)

GOL.3: 7 residues within 4Å: Chain A: N.4, V.5, F.6, N.7, D.293, Y.294, D.295 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:N.7, A:D.295 Water bridges: A:N.4 GOL.4: 2 residues within 4Å: Chain A: E.35 Chain C: Q.42 1 PLIP interactions: 1 interactions with chain C Hydrogen bonds: C:Q.42 GOL.5: 4 residues within 4Å: Chain A: D.388, A.389, N.392, A.393 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:A.393 Water bridges: A:A.389 GOL.6: 2 residues within 4Å: Chain A: K.237, E.239 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:K.237, A:E.239, A:E.239 GOL.7: 1 residues within 4Å: Chain A: K.138 1 PLIP interactions: 1 interactions with chain A Water bridges: A:K.138

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Fernandez, F.J. et al., Mechanism of Sulfur Transfer Across Protein-Protein Interfaces: The Cysteine Desulfurase Model System. Acs Catalysis (2016)

Release Date

2016-11-23

Peptides

Cysteine desulfurase CsdA: AC
Sulfur acceptor protein CsdE: BD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
I

C
K

B
Y

D
a

Cysteine desulfurase CsdA

Sulfur acceptor protein CsdE

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