SMTL ID : 4c6w.1

Crystal structure of M. tuberculosis C171Q KasA

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.70 Å

Oligo State

homo-dimer

Ligands

2 x K: POTASSIUM ION(Non-covalent)

K.1: 6 residues within 4Å: Chain A: N.332, A.333, H.334, E.377, N.422, N.423 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:N.332, A:A.333, A:E.377, A:N.423 K.3: 6 residues within 4Å: Chain B: N.332, A.333, H.334, E.377, N.422, N.423 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:N.332, B:A.333, B:E.377, B:N.423

2 x M7U: (2R)-2-(hexadecanoyloxy)-3-{[(10R)-10-methyloctadecanoyl]oxy}propyl phosphate(Non-covalent)

M7U.2: 22 residues within 4Å: Chain A: G.138, A.142, E.143, A.193, E.222, G.223, P.224, I.225, E.226, L.228, P.229, A.232, F.233, F.262, G.263, E.264, H.368, I.370 Chain B: I.145, V.165, I.168, M.169 18 PLIP interactions: 14 interactions with chain A, 4 interactions with chain B Hydrophobic interactions: A:E.143, A:A.193, A:P.224, A:I.225, A:L.228, A:P.229, A:A.232, A:F.233, A:F.262, A:F.262, A:E.264, A:I.370, A:I.370, B:I.145, B:V.165, B:I.168, B:M.169 Water bridges: A:R.108 M7U.4: 24 residues within 4Å: Chain A: I.145, V.165, I.168, M.169 Chain B: Y.105, G.138, L.139, A.142, E.143, A.193, E.222, G.223, P.224, I.225, E.226, L.228, P.229, A.232, F.233, F.262, G.263, E.264, H.368, I.370 21 PLIP interactions: 16 interactions with chain B, 5 interactions with chain A Hydrophobic interactions: B:Y.105, B:L.139, B:E.143, B:E.143, B:A.193, B:E.222, B:P.224, B:I.225, B:L.228, B:P.229, B:A.232, B:F.233, B:F.262, B:F.262, B:E.264, B:I.370, A:I.145, A:V.165, A:I.168, A:I.168, A:M.169

1 x EPE: 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID(Non-functional Binders)

EPE.5: 5 residues within 4Å: Chain B: Q.356, P.399, D.404, L.405, D.406 6 PLIP interactions: 6 interactions with chain B Hydrogen bonds: B:Q.356, B:Y.396 Water bridges: B:Y.396, B:D.400 Salt bridges: B:D.404, B:D.404

2 x PEG: DI(HYDROXYETHYL)ETHER(Non-functional Binders)

PEG.6: 3 residues within 4Å: Chain B: W.118, Q.180, L.181 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:Q.180, B:L.181 PEG.7: 7 residues within 4Å: Chain B: L.60, A.61, G.62, G.410, E.411, P.412 Ligands: NA.8 1 PLIP interactions: 1 interactions with chain B Water bridges: B:L.60

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

NA.8: 1 residues within 4Å: Ligands: PEG.7 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Schiebel, J. et al., Structural Basis for the Recognition of Mycolic Acid Precursors by Kasa, a Condensing Enzyme and Drug Target from Mycobacterium Tuberculosis. J.Biol.Chem. (2013)

Release Date

2013-10-09

Peptides

3-OXOACYL-[ACYL-CARRIER-PROTEIN] SYNTHASE 1: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

3-OXOACYL-[ACYL-CARRIER-PROTEIN] SYNTHASE 1

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