SMTL ID : 2i3h.6 (6 other biounits)

Structure of an ML-IAP/XIAP chimera bound to a 4-mer peptide (AVPW)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.62 Å

Oligo State

homo-tetramer

Ligands

2 x ALA- VAL- PRO- TRP: AVPW peptide(Non-covalent)

ALA-VAL-PRO-TRP.1: 13 residues within 4Å: Chain A: T.77, K.82, V.83, R.84, G.91, L.92, Q.93, S.94, W.95, D.99, E.104, W.108 Chain D: R.97 11 PLIP interactions: 10 interactions with chain A, 1 interactions with chain D Hydrophobic interactions: A:T.77, A:K.82, A:W.95, A:W.108 Hydrogen bonds: A:G.91, A:Q.93, A:Q.93, A:D.99 Water bridges: A:G.91, A:G.91 Salt bridges: D:R.97 ALA-VAL-PRO-TRP.8: 13 residues within 4Å: Chain B: R.97 Chain C: T.77, K.82, V.83, R.84, G.91, L.92, Q.93, S.94, W.95, D.99, E.104, W.108 11 PLIP interactions: 10 interactions with chain C, 1 interactions with chain B Hydrophobic interactions: C:T.77, C:K.82, C:W.95, C:W.108 Hydrogen bonds: C:G.91, C:Q.93, C:Q.93, C:E.104, C:E.104 Water bridges: C:G.91 Salt bridges: B:R.97

4 x ZN: ZINC ION(Non-covalent)

ZN.2: 4 residues within 4Å: Chain A: C.85, C.88, H.105, C.112 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:C.85, A:C.88, A:H.105, A:C.112 ZN.3: 4 residues within 4Å: Chain B: C.85, C.88, H.105, C.112 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:C.85, B:C.88, B:H.105, B:C.112 ZN.9: 4 residues within 4Å: Chain C: C.85, C.88, H.105, C.112 4 PLIP interactions: 4 interactions with chain C Metal complexes: C:C.85, C:C.88, C:H.105, C:C.112 ZN.10: 4 residues within 4Å: Chain D: C.85, C.88, H.105, C.112 4 PLIP interactions: 4 interactions with chain D Metal complexes: D:C.85, D:C.88, D:H.105, D:C.112

2 x LI: LITHIUM ION(Non-covalent)

LI.4: 6 residues within 4Å: Chain B: S.54, F.55, D.57, H.76, G.78 Ligands: EDO.6 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:S.54, B:D.57, B:H.76 LI.11: 6 residues within 4Å: Chain D: S.54, F.55, D.57, H.76, G.78 Ligands: EDO.13 3 PLIP interactions: 3 interactions with chain D Metal complexes: D:S.54, D:D.57, D:H.76

2 x BTB: 2-[BIS-(2-HYDROXY-ETHYL)-AMINO]-2-HYDROXYMETHYL-PROPANE-1,3-DIOL(Non-covalent)

BTB.5: 4 residues within 4Å: Chain B: K.107, W.108, H.128, H.131 2 PLIP interactions: 2 interactions with chain B Water bridges: B:K.107, B:K.107 BTB.12: 4 residues within 4Å: Chain D: K.107, W.108, H.128, H.131 2 PLIP interactions: 2 interactions with chain D Water bridges: D:K.107, D:K.107

4 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.6: 9 residues within 4Å: Chain A: S.54 Chain B: S.54, Y.56, D.57, H.76, T.77, G.78 Chain D: L.60 Ligands: LI.4 2 PLIP interactions: 1 interactions with chain A, 1 interactions with chain B Water bridges: A:L.50 Hydrogen bonds: B:H.76 EDO.7: 5 residues within 4Å: Chain B: C.88, F.109, P.110, G.111, C.112 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:C.88, B:G.111 EDO.13: 9 residues within 4Å: Chain B: L.60 Chain C: S.54 Chain D: S.54, Y.56, D.57, H.76, T.77, G.78 Ligands: LI.11 4 PLIP interactions: 3 interactions with chain D, 1 interactions with chain C Hydrogen bonds: D:H.76 Water bridges: D:Y.56, D:Y.56, C:L.50 EDO.14: 5 residues within 4Å: Chain D: C.88, F.109, P.110, G.111, C.112 2 PLIP interactions: 2 interactions with chain D Hydrogen bonds: D:C.88, D:G.111

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Zobel, K. et al., Design, synthesis, and biological activity of a potent Smac mimetic that sensitizes cancer cells to apoptosis by antagonizing IAPs. Acs Chem.Biol. (2006)

Release Date

2006-09-19

Peptides

Baculoviral IAP repeat-containing protein 7: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
A

D
B

Baculoviral IAP repeat-containing protein 7

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