4LDR Isomerase, Cell Invasion date Jun 25, 2013
title Structure Of The S283y Mutant Of Mrdi
authors M.C.Sousa, P.D.Templeton, S.I.Metzner
compound source
Molecule: Methylthioribose-1-Phosphate Isomerase
Chain: A, B
Synonym: Mrdi, M1pi, Mtr-1-P Isomerase, Mediator Of Rhoa-De Invasion, S-Methyl-5-Thioribose-1-Phosphate Isomerase, Tran Initiation Factor Eif-2b Subunit Alphabetadelta-Like Prot
Engineered: Yes
Mutation: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Mri1, Mrdi, Unq6390pro21135
symmetry Space Group: P 21 21 21
R_factor 0.180 R_Free 0.208
length a length b length c angle alpha angle beta angle gamma
44.518 115.970 135.500 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.29 Å
enzyme Isomerase E.C. BRENDA
A, B

Primary referenceStructure of MRDI Explains its Dual Function as a Metabolic Enzyme and a Mediator of Cell Invasion., Templeton PD, Litman ES, Metzner SI, Ahn NG, Sousa MC, Biochemistry. 2013 Jul 16. PMID:23859498
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (219 Kb) [Save to disk]
  • Biological Unit Coordinates (4ldr.pdb1.gz) 214 Kb
  • CSU: Contacts of Structural Units for 4LDR
  • Structure Factors (446 Kb)
  • Retrieve 4LDR in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 4LDR from S2C, [Save to disk]
  • Re-refined 4ldr structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 4LDR 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 4LDR
  • 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 4LDR, from MSDmotif at EBI
  • Fold representative 4ldr from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [4ldr_B] [4ldr_A] [4ldr]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Other resources with information on 4LDR
  • Community annotation for 4LDR at PDBWiki (http://pdbwiki.org)

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