SMTL ID : 1pf7.1

CRYSTAL STRUCTURE OF HUMAN PNP COMPLEXED WITH IMMUCILLIN H

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.60 Å

Oligo State

homo-trimer

Ligands

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

SO4.1: 3 residues within 4Å: Chain A: P.92, Q.144 Chain C: R.148 3 PLIP interactions: 2 interactions with chain A, 1 interactions with chain C Hydrogen bonds: A:Q.144 Water bridges: A:L.93 Salt bridges: C:R.148 SO4.2: 5 residues within 4Å: Chain A: S.33, G.34, L.35, G.36, Q.82 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:G.34, A:G.36, A:Q.82 Water bridges: A:G.32 SO4.3: 8 residues within 4Å: Chain A: G.32, S.33, R.84, H.86, N.115, A.116, S.220 Ligands: IMH.4 8 PLIP interactions: 8 interactions with chain A Hydrogen bonds: A:S.33, A:S.33, A:A.116, A:S.220, A:S.220 Water bridges: A:S.220 Salt bridges: A:R.84, A:H.86 SO4.5: 3 residues within 4Å: Chain A: R.148 Chain B: P.92, Q.144 3 PLIP interactions: 2 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:Q.144 Water bridges: B:L.93 Salt bridges: A:R.148 SO4.6: 5 residues within 4Å: Chain B: S.33, G.34, L.35, G.36, Q.82 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:G.34, B:G.36, B:Q.82 Water bridges: B:G.32 SO4.7: 8 residues within 4Å: Chain B: G.32, S.33, R.84, H.86, N.115, A.116, S.220 Ligands: IMH.8 8 PLIP interactions: 8 interactions with chain B Hydrogen bonds: B:S.33, B:S.33, B:A.116, B:S.220, B:S.220 Water bridges: B:S.220 Salt bridges: B:R.84, B:H.86 SO4.9: 3 residues within 4Å: Chain B: R.148 Chain C: P.92, Q.144 3 PLIP interactions: 1 interactions with chain B, 2 interactions with chain C Salt bridges: B:R.148 Hydrogen bonds: C:Q.144 Water bridges: C:L.93 SO4.10: 5 residues within 4Å: Chain C: S.33, G.34, L.35, G.36, Q.82 4 PLIP interactions: 4 interactions with chain C Hydrogen bonds: C:G.34, C:G.36, C:Q.82 Water bridges: C:G.32 SO4.11: 8 residues within 4Å: Chain C: G.32, S.33, R.84, H.86, N.115, A.116, S.220 Ligands: IMH.12 8 PLIP interactions: 8 interactions with chain C Hydrogen bonds: C:S.33, C:S.33, C:A.116, C:S.220, C:S.220 Water bridges: C:S.220 Salt bridges: C:R.84, C:H.86

3 x IMH: 1,4-DIDEOXY-4-AZA-1-(S)-(9-DEAZAHYPOXANTHIN-9-YL)-D-RIBITOL(Non-covalent)

IMH.4: 17 residues within 4Å: Chain A: S.33, H.86, Y.88, A.116, A.117, G.118, F.200, E.201, V.217, G.218, M.219, T.242, N.243, V.245, H.257 Chain C: F.159 Ligands: SO4.3 9 PLIP interactions: 9 interactions with chain A Hydrogen bonds: A:Y.88, A:Y.88, A:E.201, A:M.219, A:N.243, A:N.243, A:H.257 Water bridges: A:A.116 pi-Stacking: A:F.200 IMH.8: 17 residues within 4Å: Chain A: F.159 Chain B: S.33, H.86, Y.88, A.116, A.117, G.118, F.200, E.201, V.217, G.218, M.219, T.242, N.243, V.245, H.257 Ligands: SO4.7 9 PLIP interactions: 9 interactions with chain B Hydrogen bonds: B:Y.88, B:Y.88, B:E.201, B:M.219, B:N.243, B:N.243, B:H.257 Water bridges: B:A.116 pi-Stacking: B:F.200 IMH.12: 17 residues within 4Å: Chain B: F.159 Chain C: S.33, H.86, Y.88, A.116, A.117, G.118, F.200, E.201, V.217, G.218, M.219, T.242, N.243, V.245, H.257 Ligands: SO4.11 9 PLIP interactions: 9 interactions with chain C Hydrogen bonds: C:Y.88, C:Y.88, C:E.201, C:M.219, C:N.243, C:N.243, C:H.257 Water bridges: C:A.116 pi-Stacking: C:F.200

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

De Azevedo Jr., W.F. et al., Structural basis for inhibition of human PNP by immucillin-H. Biochem.Biophys.Res.Commun. (2003)

Release Date

2004-06-01

Peptides

PURINE NUCLEOSIDE PHOSPHORYLASE: ABC

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
E

B
E

C
E

PURINE NUCLEOSIDE PHOSPHORYLASE

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