SMTL ID : 6yy7.1

Crystal structure of SAICAR Synthetase (PurC) from Mycobacterium abscessus in complex with inhibitor

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.35 Å

Oligo State

monomer

Ligands

1 x Q0T: ethyl 2-[4-(6-azanyl-5-cyano-pyrimidin-4-yl)pyrazol-1-yl]ethanoate(Non-covalent)

Q0T.1: 17 residues within 4Å: Chain A: A.21, S.22, G.23, R.26, L.28, L.36, F.38, H.78, V.99, R.100, R.101, L.102, M.104, E.209, A.221, D.222 Ligands: SO4.2 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:L.28 Hydrogen bonds: A:H.78, A:L.102, A:D.222 Salt bridges: A:R.26

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

SO4.2: 5 residues within 4Å: Chain A: G.23, K.24, V.25, R.26 Ligands: Q0T.1 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:K.24, A:V.25, A:R.26 Salt bridges: A:R.26 SO4.3: 5 residues within 4Å: Chain A: R.112, G.117, S.118, R.231 Ligands: EDO.5 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:S.118 Water bridges: A:S.118, A:K.207 Salt bridges: A:R.112, A:R.231

2 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.4: 6 residues within 4Å: Chain A: F.38, A.40, L.62, T.63, L.97, E.223 1 PLIP interactions: 1 interactions with chain A Water bridges: A:S.66 EDO.5: 7 residues within 4Å: Chain A: D.205, T.206, K.207, S.229, S.230, R.231 Ligands: SO4.3 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:S.229, A:R.231, A:R.231 Water bridges: A:K.207, A:K.207

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Charoensutthivarakul, S. et al., Development of Inhibitors of SAICAR Synthetase (PurC) from Mycobacterium abscessus Using a Fragment-Based Approach. Acs Infect Dis. (2022)

Release Date

2021-05-12

Peptides

Phosphoribosylaminoimidazole-succinocarboxamide synthase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Phosphoribosylaminoimidazole-succinocarboxamide synthase

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