1GO4 Cell Cycle date Oct 17, 2001
title Crystal Structure Of Mad1-Mad2 Reveals A Conserved Mad2 Bind In Mad1 And Cdc20.
authors L.Sironi, M.Mapelli, K.T.Jeang, A.Musacchio
compound source
Molecule: Mitotic Spindle Assembly Checkpoint Protein Mad2a
Chain: A, B, C, D
Synonym: Hsmad2,Mitotic Arrest Deficient 2-Like Protein 1,M Protein 1;
Engineered: Yes
Mutation: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Mad2l1, Mad2
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Xl1blue
Expression_system_plasmid: Pqe30
Other_details: Dicistronic Vector

Molecule: Mitotic Spindle Assembly Checkpoint Protein Mad1
Chain: E, F, G, H
Fragment: Residues 485-584
Synonym: Mitotic Arrest Deficient 1-Like Protein 1,Mad1-Lik 1,Mitotic Checkpoint Mad1 Protein Homolog,Hmad1,Tax-Binding 181;
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Mad1l1, Mad1, Txbp181
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Xl1blue
Expression_system_plasmid: Pqe30
Other_details: Dicistronic Vector
symmetry Space Group: P 1 21 1
R_factor 0.240 R_Free 0.268
crystal
cell
length a length b length c angle alpha angle beta angle gamma
111.037 63.023 139.511 90.00 111.65 90.00
method X-Ray Diffractionresolution 2.05 Å
note 1GO4 is a representative structure
related structures by homologous chain: 1S2H
Gene
Ontology
ChainFunctionProcessComponent
A, B, C, D


F, E, H, G


Primary referenceCrystal structure of the tetrameric Mad1-Mad2 core complex: implications of a 'safety belt' binding mechanism for the spindle checkpoint., Sironi L, Mapelli M, Knapp S, De Antoni A, Jeang KT, Musacchio A, EMBO J 2002 May 15;21(10):2496-506. PMID:12006501
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (205 Kb) [Save to disk]
  • Biological Unit Coordinates (1go4.pdb1.gz) 199 Kb
  • CSU: Contacts of Structural Units for 1GO4
  • Likely Quarternary Molecular Structure file(s) for 1GO4
  • Structure Factors (1283 Kb)
  • Retrieve 1GO4 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1GO4 from S2C, [Save to disk]
  • Re-refined 1go4 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1GO4 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 1GO4
  • 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
  • 3D motif for 1GO4, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1go4a_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1go4b_, region B [Jmol] [rasmolscript] [script source]
        - Domain d1go4c_, region C [Jmol] [rasmolscript] [script source]
        - Domain d1go4d_, region D [Jmol] [rasmolscript] [script source]
        - Domain d1go4e_, region E [Jmol] [rasmolscript] [script source]
        - Domain d1go4f_, region F [Jmol] [rasmolscript] [script source]
        - Domain d1go4g_, region G [Jmol] [rasmolscript] [script source]
        - Domain d1go4h_, region H [Jmol] [rasmolscript] [script source]
  • 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: [1go4_B] [1go4_H] [1go4_E] [1go4_C] [1go4_D] [1go4_A] [1go4_F] [1go4_G] [1go4]
  • SWISS-PROT database: [Q9Y6D9] [Q13257]
  • Domain organization of [MD1L1_HUMAN] [MD2L1_HUMAN] by SWISSPFAM
  • Other resources with information on 1GO4
  • Community annotation for 1GO4 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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