1GIU Hydrolase date Mar 15, 2001
title A Trichosanthin(Tcs) Mutant(E85r) Complex Structure With Ade
authors Q.Guo, Y.Liu, Y.Dong, Z.Rao
compound source
Molecule: Ribosome-Inactivating Protein Alpha-Trichosanthin
Chain: A
Ec: 3.2.2.22
Engineered: Yes
Mutation: Yes
Organism_scientific: Trichosanthes Kirilowii
Organism_taxid: 3677
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: P 21 21 21
R_factor 0.210 R_Free 0.247
crystal
cell
length a length b length c angle alpha angle beta angle gamma
38.000 75.300 78.400 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.80 Å
ligand ADE enzyme Hydrolase E.C.3.2.2.22 BRENDA
related structures by homologous chain: 1MRG, 1QD2
Gene
Ontology
ChainFunctionProcessComponent
A
  • toxin activity


  • Primary referenceSubstrate binding and catalysis in trichosanthin occur in different sites as revealed by the complex structures of several E85 mutants., Guo Q, Zhou W, Too HM, Li J, Liu Y, Bartlam M, Dong Y, Wong KB, Shaw PC, Rao Z, Protein Eng. 2003 Jun;16(6):391-6. PMID:12874371
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (46 Kb) [Save to disk]
  • Biological Unit Coordinates (1giu.pdb1.gz) 42 Kb
  • LPC: Ligand-Protein Contacts for 1GIU
  • CSU: Contacts of Structural Units for 1GIU
  • Likely Quarternary Molecular Structure file(s) for 1GIU
  • Retrieve 1GIU in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1GIU from S2C, [Save to disk]
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  • 3D motif for 1GIU, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1giua_, region A [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: [1giu] [1giu_A]
  • SWISS-PROT database: [P09989]
  • Domain organization of [RIPT_TRIKI] by SWISSPFAM
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