SMTL ID : 1tw6.3 (4 other biounits)

Structure of an ML-IAP/XIAP chimera bound to a 9mer peptide derived from Smac

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.71 Å

Oligo State

homo-tetramer

Ligands

4 x ALA- VAL- PRO- ILE: Diablo homolog, mitochondrial(Non-covalent)

ALA-VAL-PRO-ILE.1: 10 residues within 4Å: Chain A: K.82, V.83, G.91, L.92, Q.93, S.94, W.95, D.99, E.104, W.108 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:K.82, A:W.95, A:W.108 Hydrogen bonds: A:G.91, A:Q.93, A:Q.93, A:D.99 ALA-VAL-PRO-ILE.2: 10 residues within 4Å: Chain B: K.82, R.84, G.91, L.92, Q.93, S.94, W.95, D.99, E.104, W.108 13 PLIP interactions: 13 interactions with chain B Hydrophobic interactions: B:K.82, B:K.82, B:W.95, B:W.108 Hydrogen bonds: B:K.82, B:G.91, B:Q.93, B:Q.93, B:Q.93, B:E.104 Water bridges: B:Q.80, B:Q.80, B:G.91 ALA-VAL-PRO-ILE.9: 10 residues within 4Å: Chain C: K.82, V.83, G.91, L.92, Q.93, S.94, W.95, D.99, E.104, W.108 8 PLIP interactions: 8 interactions with chain C Hydrophobic interactions: C:K.82, C:W.95, C:W.108 Hydrogen bonds: C:G.91, C:Q.93, C:Q.93, C:D.99, C:E.104 ALA-VAL-PRO-ILE.10: 10 residues within 4Å: Chain D: K.82, R.84, G.91, L.92, Q.93, S.94, W.95, D.99, E.104, W.108 14 PLIP interactions: 14 interactions with chain D Hydrophobic interactions: D:K.82, D:K.82, D:W.95, D:W.108 Hydrogen bonds: D:K.82, D:G.91, D:Q.93, D:Q.93, D:Q.93, D:D.99, D:E.104 Water bridges: D:Q.80, D:Q.80, D:G.91

4 x ZN: ZINC ION(Non-covalent)

ZN.3: 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.4: 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.11: 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.12: 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.5: 5 residues within 4Å: Chain B: S.54, F.55, D.57, H.76 Ligands: EDO.7 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:S.54, B:D.57, B:H.76 LI.13: 5 residues within 4Å: Chain D: S.54, F.55, D.57, H.76 Ligands: EDO.15 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.6: 4 residues within 4Å: Chain B: K.107, W.108, H.128, H.131 1 PLIP interactions: 1 interactions with chain B Water bridges: B:K.107 BTB.14: 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:H.128

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

EDO.7: 8 residues within 4Å: Chain A: S.54 Chain B: S.54, Y.56, D.57, H.76, T.77, G.78 Ligands: LI.5 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:H.76 EDO.8: 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:G.111 Water bridges: B:G.111 EDO.15: 8 residues within 4Å: Chain C: S.54 Chain D: S.54, Y.56, D.57, H.76, T.77, G.78 Ligands: LI.13 4 PLIP interactions: 4 interactions with chain D Hydrogen bonds: D:D.57, D:H.76 Water bridges: D:Y.56, D:Y.56 EDO.16: 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:G.111 Water bridges: D:G.111

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Vucic, D. et al., Engineering ML-IAP to produce an extraordinarily potent caspase 9 inhibitor: implications for Smac-dependent anti-apoptotic activity of ML-IAP. Biochem.J. (2005)

Release Date

2004-11-02

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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