1TW6 Inhibitor Apoptosis date Jun 30, 2004
title Structure Of An Ml-Iapxiap Chimera Bound To A 9mer Peptide From Smac
authors M.C.Franklin, D.Vucic, H.J.A.Wallweber, K.Das, H.Shin, L.O.Elliot S.Kadkhodayan, K.Deshayes, G.S.Salvesen, W.J.Fairbrother
compound source
Molecule: Baculoviral Iap Repeat-Containing Protein 7
Chain: A, B
Fragment: Ml-Iap Residues 63-172
Synonym: Kidney Inhibitor Of Apoptosis Protein, Kiap, Melan Inhibitor Of Apoptosis Protein, Ml-Iap, Livin, Unq5800pro19607pro21344, Xiap-Bir3 Chimera;
Engineered: Yes
Mutation: Yes
Other_details: Residues 150, 160-168, And 172 Replaced With Homologues;
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Birc7
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet15b

Molecule: Diablo Homolog, Mitochondrial
Chain: C, D
Fragment: Smac Residues 1-9
Synonym: Second Mitochondria-Derived Activator Of Caspase, Protein, Direct Iap Binding Protein With Low Pi;
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Diablo, Smac
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: P 41 21 2
R_factor 0.155 R_Free 0.171
length a length b length c angle alpha angle beta angle gamma
87.856 87.856 74.634 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.71 Å
ligand BTB, EDO, LI, ZN enzyme
related structures by homologous chain: 1OXN
Primary referenceEngineering ML-IAP to produce an extraordinarily potent caspase-9 inhibitor: implications for Smac-dependent anti-apoptotic activity of ML-IAP., Vucic D, Franklin MC, Wallweber HJ, Das K, Eckelman BP, Shin H, Elliott LO, Kadkhodayan S, Deshayes K, Salvesen G, Fairbrother WJ, Biochem J 2004 Oct 15;. PMID:15485396
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (45 Kb) [Save to disk]
  • Biological Unit Coordinates (1tw6.pdb1.gz) 20 Kb
  • Biological Unit Coordinates (1tw6.pdb2.gz) 21 Kb
  • Biological Unit Coordinates (1tw6.pdb3.gz) 74 Kb
  • Biological Unit Coordinates (1tw6.pdb4.gz) 38 Kb
  • Biological Unit Coordinates (1tw6.pdb5.gz) 19 Kb
  • LPC: Ligand-Protein Contacts for 1TW6
  • CSU: Contacts of Structural Units for 1TW6
  • Likely Quarternary Molecular Structure file(s) for 1TW6
  • Structure Factors (427 Kb)
  • Retrieve 1TW6 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1TW6 from S2C, [Save to disk]
  • Re-refined 1tw6 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1TW6 in 3D
  • Proteopedia, because life has more than 2D.
  • On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure.
  • On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.
  • Visual 3D analysis of 1TW6
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Electron Density related parameters from EDS Electron Density Server, at Upsala
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1TW6, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1tw6a_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1tw6b_, region B [Jmol] [rasmolscript] [script source]
  • Fold representative 1tw6 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH
  • Summaries and structural analyses of PDB data files from PDBSum
  • Identification of Protein Pockets & Cavities at CASTp
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1tw6_A] [1tw6_D] [1tw6] [1tw6_B] [1tw6_C]
  • SWISS-PROT database: [Q96CA5] [Q9NR28]
  • Domain organization of [BIRC7_HUMAN] [DBLOH_HUMAN] by SWISSPFAM
  • Domain found in 1TW6: [BIR ] by SMART
  • Other resources with information on 1TW6
  • Community annotation for 1TW6 at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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