1ABR Glycosidase Carbohydrate date Nov 11, 1994
title Crystal Structure Of Abrin-A
authors T.H.Tahirov, T.H.Lu, Y.C.Liaw, S.C.Chu, J.Y.Lin
compound source
Molecule: Abrin-A
Chain: A
Engineered: Yes
Organism_scientific: Abrus Precatorius
Organism_common: Indian Licorice
Organism_taxid: 3816

Molecule: Abrin-A
Chain: B
Engineered: Yes

symmetry Space Group: P 1 21 1
R_factor 0.189 R_Free NULL
crystal
cell
length a length b length c angle alpha angle beta angle gamma
84.580 73.070 48.230 90.00 96.20 90.00
method X-Ray Diffractionresolution 2.14 Å
ligand BGC, BMA, MAN, NDG, NGZ enzyme
Gene
Ontology
ChainFunctionProcessComponent
A


B


Primary referenceCrystal structure of abrin-a at 2.14 A., Tahirov TH, Lu TH, Liaw YC, Chen YL, Lin JY, J Mol Biol 1995 Jul 14;250(3):354-67. PMID:7608980
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (118 Kb) [Save to disk]
  • Biological Unit Coordinates (1abr.pdb1.gz) 112 Kb
  • LPC: Ligand-Protein Contacts for 1ABR
  • CSU: Contacts of Structural Units for 1ABR
  • Likely Quarternary Molecular Structure file(s) for 1ABR
  • Structure Factors (210 Kb)
  • Retrieve 1ABR in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1ABR from S2C, [Save to disk]
  • Re-refined 1abr structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1ABR 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 1ABR
  • 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 1ABR, from MSDmotif at EBI
  • Genome occurence of 1ABR's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1abra_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1abrb1, region B:1-140 [Jmol] [rasmolscript] [script source]
        - Domain d1abrb2, region B:141-267 [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: [1abr] [1abr_A] [1abr_B]
  • SWISS-PROT database: [P11140]
  • Domain organization of [ABRA_ABRPR] by SWISSPFAM
  • Domain found in 1ABR: [RICIN ] by SMART
  • Other resources with information on 1ABR
  • Community annotation for 1ABR 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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