SMTL ID : 3s1t.1

Structure of the regulatory domain of aspartokinase (Rv3709c; AK-beta) in complex with threonine from Mycobacterium tuberculosis

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.63 Å

Oligo State

hetero-2-1-mer

Ligands

2 x THR: THREONINE(Non-covalent)

THR.1: 12 residues within 4Å: Chain A: L.24, P.25, D.26, I.27, P.28, G.29, Y.30, A.31, Q.50, T.60 Chain B: N.126, I.127 14 PLIP interactions: 7 interactions with chain A, 3 Ligand-Ligand interactions, 4 interactions with chain B Hydrophobic interactions: A:L.24, A:T.60 Hydrogen bonds: A:G.29, A:Y.30, A:A.31, A:Q.50, T.1, T.1, T.1, B:N.126, B:N.126, B:I.127, B:I.127 Water bridges: A:A.32 THR.6: 12 residues within 4Å: Chain A: N.126, I.127 Chain B: L.24, P.25, D.26, I.27, P.28, G.29, Y.30, A.31, Q.50, T.60 15 PLIP interactions: 8 interactions with chain B, 3 Ligand-Ligand interactions, 4 interactions with chain A Hydrophobic interactions: B:L.24, B:T.60 Hydrogen bonds: B:D.26, B:G.29, B:Y.30, B:A.31, B:Q.50, T.6, T.6, T.6, A:N.126, A:N.126, A:N.126, A:I.127 Water bridges: B:A.32

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

SO4.2: 4 residues within 4Å: Chain A: H.109, P.110, G.111, V.112 4 PLIP interactions: 3 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:G.111, A:V.112 Salt bridges: A:H.109 Water bridges: B:R.36 SO4.3: 3 residues within 4Å: Chain A: H.12, V.150, H.154 3 PLIP interactions: 3 interactions with chain A Water bridges: A:H.154 Salt bridges: A:H.12, A:H.154 SO4.4: 2 residues within 4Å: Chain A: S.80, R.82 1 PLIP interactions: 1 interactions with chain A Salt bridges: A:R.82 SO4.5: 3 residues within 4Å: Chain A: H.12, D.13, R.14 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:R.14 Salt bridges: A:H.12, A:R.14 SO4.7: 1 residues within 4Å: Chain B: T.144 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:T.144 SO4.8: 4 residues within 4Å: Chain B: H.109, P.110, G.111, V.112 5 PLIP interactions: 4 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:H.109, B:G.111, B:V.112 Salt bridges: B:H.109 Water bridges: A:R.36 SO4.9: 3 residues within 4Å: Chain B: H.12, D.13, R.14 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:R.14 Salt bridges: B:H.12, B:R.14

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Schuldt, L. et al., High-resolution X-ray structure of the regulatory domain of the mycobacterial aspartokinase in complex with threonine. To be Published

Release Date

2012-06-13

Peptides

Aspartokinase: AB
Aspartokinase: C

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

Aspartokinase

Aspartokinase