SMTL ID : 6o11.1

E. coli cysteine desulfurase SufS C364A with a Cys-aldimine intermediate

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.84 Å

Oligo State

homo-dimer

Ligands

2 x CL: CHLORIDE ION(Non-functional Binders)

CL.1: 6 residues within 4Å: Chain A: H.124, H.362, A.364 Chain B: G.253, S.254, I.256 Ligand excluded by PLIP CL.3: 6 residues within 4Å: Chain A: G.253, S.254, I.256 Chain B: H.124, H.362, A.364 Ligand excluded by PLIP

2 x C6P: N-({3-HYDROXY-2-METHYL-5-[(PHOSPHONOOXY)METHYL]PYRIDIN-4-YL}METHYL)-L-CYSTEINE(Non-covalent)

C6P.2: 18 residues within 4Å: Chain A: A.30, A.31, T.94, T.95, H.123, A.125, N.175, D.200, A.202, Q.203, S.223, H.225, K.226, R.359, R.379 Chain B: R.56, G.277, T.278 19 PLIP interactions: 16 interactions with chain A, 3 interactions with chain B Hydrophobic interactions: A:H.123, A:Q.203 Hydrogen bonds: A:T.95, A:T.95, A:N.175, A:Q.203, A:S.223, A:K.226, A:K.226, B:T.278, B:T.278, B:T.278 Water bridges: A:G.93, A:E.96 Salt bridges: A:H.225, A:K.226, A:R.359, A:R.379 pi-Stacking: A:H.123 C6P.4: 18 residues within 4Å: Chain A: R.56, G.277, T.278 Chain B: A.30, A.31, T.94, T.95, H.123, A.125, N.175, D.200, A.202, Q.203, S.223, H.225, K.226, R.359, R.379 19 PLIP interactions: 16 interactions with chain B, 3 interactions with chain A Hydrophobic interactions: B:H.123, B:Q.203 Hydrogen bonds: B:T.95, B:T.95, B:N.175, B:Q.203, B:S.223, B:K.226, B:K.226, A:T.278, A:T.278 Water bridges: B:G.93, B:E.96, A:R.56 Salt bridges: B:H.225, B:K.226, B:R.359, B:R.379 pi-Stacking: B:H.123

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Blahut, M. et al., Direct observation of intermediates in the SufS cysteine desulfurase reaction reveals functional roles of conserved active-site residues. J.Biol.Chem. (2019)

Release Date

2019-06-26

Peptides

Cysteine desulfurase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Cysteine desulfurase