SMTL ID : 1i80.1

CRYSTAL STRUCTURE OF M. TUBERCULOSIS PNP IN COMPLEX WITH IMINORIBITOL, 9-DEAZAHYPOXANTHINE AND PHOSPHATE ION

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

homo-trimer

Ligands

1 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.1: 9 residues within 4Å: Chain A: G.35, S.36, R.88, H.90, T.118, N.119, A.120, S.208 Ligands: IMR.3 9 PLIP interactions: 9 interactions with chain A Hydrogen bonds: A:S.36, A:S.36, A:A.120, A:S.208, A:S.208, A:S.208 Water bridges: A:M.207 Salt bridges: A:R.88, A:H.90

3 x 9HX: 9-DEAZAHYPOXANTHINE(Non-covalent)

9HX.2: 13 residues within 4Å: Chain A: A.120, A.121, G.122, Y.188, E.189, V.205, G.206, M.207, T.230, N.231, L.241, V.246 Ligands: IMR.3 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:E.189, A:N.231, A:N.231 Water bridges: A:E.189, A:E.189 pi-Stacking: A:Y.188 9HX.4: 10 residues within 4Å: Chain B: A.120, A.121, G.122, Y.188, E.189, V.205, G.206, M.207, T.230, N.231 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:E.189, B:N.231, B:N.231 Water bridges: B:E.189, B:E.189 9HX.5: 10 residues within 4Å: Chain C: A.120, A.121, G.122, Y.188, E.189, V.205, G.206, M.207, T.230, N.231 7 PLIP interactions: 7 interactions with chain C Hydrogen bonds: C:E.189, C:N.231, C:N.231 Water bridges: C:E.189, C:E.189 pi-Stacking: C:Y.188, C:Y.188

1 x IMR: IMINORIBITOL(Non-covalent)

IMR.3: 10 residues within 4Å: Chain A: S.36, Y.92, A.120, Y.188, M.207, H.243, V.246 Chain B: F.153 Ligands: PO4.1, 9HX.2 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:S.36, A:Y.92, A:Y.188, A:M.207, A:H.243 Water bridges: A:A.120

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Shi, W. et al., Structures of purine nucleoside phosphorylase from Mycobacterium tuberculosis in complexes with immucillin-H and its pieces. Biochemistry (2001)

Release Date

2001-08-01

Peptides

PURINE NUCLEOSIDE PHOSPHORYLASE: ABC

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

PURINE NUCLEOSIDE PHOSPHORYLASE

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