SMTL ID : 7zea.1

Crystal Structure of truncated aspartate transcarbamoylase from Plasmodium falciparum with bound inhibitor O-benzylhydroxylamine

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.45 Å

Oligo State

homo-trimer

Ligands

2 x OBZ: O-benzylhydroxylamine(Non-covalent)

OBZ.1: 11 residues within 4Å: Chain A: I.92, F.100, Y.101, E.104, A.109, I.112, L.113, Y.116 Chain C: T.72, R.73, C.76 9 PLIP interactions: 6 interactions with chain A, 3 interactions with chain C Hydrophobic interactions: A:F.100, A:A.109, A:I.112, A:L.113, C:T.72, C:R.73, C:R.73 Hydrogen bonds: A:Y.101, A:E.104 OBZ.4: 11 residues within 4Å: Chain A: T.72, R.73, C.76 Chain B: I.92, F.100, Y.101, E.104, A.109, I.112, L.113, Y.116 5 PLIP interactions: 1 interactions with chain A, 4 interactions with chain B Hydrophobic interactions: A:T.72, B:F.100, B:I.112, B:L.113 Hydrogen bonds: B:E.104

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

SO4.2: 8 residues within 4Å: Chain A: G.86, K.88 Chain B: G.86, K.88 Chain C: K.56, G.86, K.88 Ligands: SO4.5 9 PLIP interactions: 2 interactions with chain A, 5 interactions with chain B, 2 interactions with chain C Salt bridges: A:K.56, A:K.88, B:K.56, B:K.88, C:K.56, C:K.88 Water bridges: B:K.56, B:K.56, B:K.56 SO4.5: 11 residues within 4Å: Chain A: L.83, K.88, V.89 Chain B: L.83, K.88, V.89 Chain C: L.83, S.87, K.88, V.89 Ligands: SO4.2 4 PLIP interactions: 1 interactions with chain C, 1 interactions with chain A, 2 interactions with chain B Salt bridges: C:K.88, A:K.88, B:K.88 Water bridges: B:V.89

1 x NA: SODIUM ION(Non-functional Binders)

NA.3: 3 residues within 4Å: Chain A: V.89, N.91 Chain C: N.91 3 PLIP interactions: 1 interactions with chain C, 1 interactions with chain A, 1 interactions with chain B Hydrogen bonds: C:V.89 Water bridges: A:N.91, B:N.91

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Wang, C. et al., Discovery of Small-Molecule Allosteric Inhibitors of Pf ATC as Antimalarials. J.Am.Chem.Soc. (2022)

Release Date

2022-08-24

Peptides

Aspartate carbamoyltransferase: ABC

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

Aspartate carbamoyltransferase

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