SMTL ID : 3u55.1

Crystal structure (Type-2) of SAICAR synthetase from Pyrococcus horikoshii OT3

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

homo-dimer

Ligands

4 x SO4: SULFATE ION(Non-functional Binders)

SO4.1: 4 residues within 4Å: Chain A: R.93, G.98, S.99, R.198 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:S.99 Water bridges: A:R.214 Salt bridges: A:R.93, A:R.198 SO4.2: 5 residues within 4Å: Chain A: T.32, A.33, F.34, K.210, R.214 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:F.34, A:D.35 Salt bridges: A:K.210, A:R.214 SO4.4: 4 residues within 4Å: Chain B: R.93, G.98, S.99, R.198 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:S.99 Water bridges: B:R.214 Salt bridges: B:R.93, B:R.198 SO4.5: 5 residues within 4Å: Chain B: T.32, A.33, F.34, K.210, R.214 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:F.34, B:D.35 Salt bridges: B:K.210, B:R.214

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

ACT.3: 5 residues within 4Å: Chain A: R.103, P.129, M.130 Chain B: R.103 Ligands: ACT.6 3 PLIP interactions: 1 interactions with chain B, 2 interactions with chain A Salt bridges: B:R.103, A:R.103 Hydrogen bonds: A:M.130 ACT.6: 5 residues within 4Å: Chain A: R.103 Chain B: R.103, P.129, M.130 Ligands: ACT.3 3 PLIP interactions: 2 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:M.130 Salt bridges: B:R.103, A:R.103

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Manjunath, K. et al., Structure of SAICAR synthetase from Pyrococcus horikoshii OT3: insights into thermal stability. Int.J.Biol.Macromol. (2013)

Release Date

2012-10-17

Peptides

Phosphoribosylaminoimidazole-succinocarboxamide synthase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Phosphoribosylaminoimidazole-succinocarboxamide synthase

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