SMTL ID : 4nye.1

Structures of SAICAR Synthetase (PurC) from Streptococcus pneumoniae with ADP, Mg2+, AIR and L-Asp

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.69 Å

Oligo State

homo-dimer

Ligands

2 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 4 residues within 4Å: Chain A: K.32, E.198, D.211 Ligands: ADP.2 No protein-ligand interaction detected (PLIP) MG.5: 2 residues within 4Å: Chain B: D.211 Ligands: ADP.6 No protein-ligand interaction detected (PLIP)

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

ADP.2: 16 residues within 4Å: Chain A: Y.27, G.29, K.30, A.31, K.32, I.34, I.43, H.88, K.101, K.102, V.103, I.105, K.142, E.198, D.211 Ligands: MG.1 14 PLIP interactions: 14 interactions with chain A Hydrogen bonds: A:Y.27, A:K.30, A:A.31, A:K.32, A:K.101, A:V.103, A:E.198, A:D.211, A:D.211 Water bridges: A:E.109, A:D.148 Salt bridges: A:K.30, A:K.32, A:K.142 ADP.6: 15 residues within 4Å: Chain B: Y.27, G.29, K.30, A.31, K.32, I.34, H.88, K.101, K.102, V.103, I.105, K.142, E.198, D.211 Ligands: MG.5 13 PLIP interactions: 13 interactions with chain B Hydrogen bonds: B:K.30, B:A.31, B:K.32, B:K.101, B:V.103, B:K.142, B:E.198, B:D.211 Water bridges: B:I.105, B:K.142, B:D.144 Salt bridges: B:K.32, B:K.142

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

CL.3: 2 residues within 4Å: Chain A: R.123 Chain B: R.123 Ligand excluded by PLIP

2 x ACT: ACETATE ION(Non-functional Binders)

ACT.4: 3 residues within 4Å: Chain A: R.113, S.119, R.219 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:S.119 Salt bridges: A:R.113, A:R.219 ACT.7: 3 residues within 4Å: Chain B: R.113, S.119, R.219 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:S.119 Water bridges: B:R.219 Salt bridges: B:R.113, B:R.219

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Wolf, N.M. et al., Structures of SAICAR synthetase (PurC) from Streptococcus pneumoniae with ADP, Mg(2+), AIR and Asp. Acta Crystallogr.,Sect.D (2014)

Release Date

2014-04-02

Peptides

Phosphoribosylaminoimidazole-succinocarboxamide synthase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Phosphoribosylaminoimidazole-succinocarboxamide synthase

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