3RTI	Hydrolase Hydrolase Inhibitor	date	May 03, 2011
title	Crystal Structure Of Ricin Bound With Formycin Monophosphate
authors	A.F.Monzingo, J.D.Robertus
compound		source
Molecule: Ricin Chain: A Fragment: Ricin A Chain Synonym: Ricin A Chain, Rrna N-Glycosidase, Linker Peptide, Chain; Ec: 3.2.2.22		Organism_scientific: Ricinus Communis Organism_common: Castor Bean Organism_taxid: 3988 Other_details: Seed
Molecule: Ricin Chain: B Fragment: Ricin B Chain Synonym: Ricin A Chain, Rrna N-Glycosidase, Linker Peptide, Chain; Ec: 3.2.2.22		Organism_scientific: Ricinus Communis Organism_common: Castor Bean Organism_taxid: 3988 Other_details: Seed
symmetry	Space Group: P 21 21 21	R_factor 0.209 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 72.740 78.490 114.340 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.80 Å
ligand	BGC, FMP, GAL, NAG	enzyme	Hydrolase E.C.3.2.2.22 BRENDA
note	3RTI supersedes 1FMP
Gene Ontology	Chain Function Process Component A B
Primary reference	X-ray analysis of substrate analogs in the ricin A-chain active site., Monzingo AF, Robertus JD, J Mol Biol. 1992 Oct 20;227(4):1136-45. PMID:1433290

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (88 Kb) [Save to disk] Biological Unit Coordinates (3rti.pdb1.gz) 83 Kb LPC: Ligand-Protein Contacts for 3RTI CSU: Contacts of Structural Units for 3RTI Structure Factors (101 Kb) Retrieve 3RTI in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3RTI from S2C, [Save to disk] Re-refined 3rti structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3RTI 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 3RTI

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 3RTI, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3rti_B] [3rti] [3rti_A] SWISS-PROT database: Domain organization of by SWISSPFAM Domain found in 3RTI: [RICIN ] by SMART

Other resources with information on 3RTI

Community annotation for 3RTI at PDBWiki (http://pdbwiki.org)

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