2MNR	Racemase	date	Jul 06, 1993
title	Mechanism Of The Reaction Catalyzed By Mandelate Racemase. 2 Structure Of Mandelate Racemase At 2.5 Angstroms Resolution Identification Of The Active Site And Possible Catalytic Re
authors	D.J.Neidhart, G.A.Petsko
compound		source
Molecule: Mandelate Racemase Chain: A Ec: 5.1.2.2 Engineered: Yes		Organism_scientific: Pseudomonas Putida Organism_taxid: 303
symmetry	Space Group: I 4 2 2	R_factor 0.162 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 125.000 125.000 106.200 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand	MN, SO4	enzyme	Isomerase E.C.5.1.2.2 BRENDA
related structures	by homologous chain: 1MDL, 1MNS
Gene Ontology	Chain Function Process Component A
Primary reference	Mechanism of the reaction catalyzed by mandelate racemase. 2. Crystal structure of mandelate racemase at 2.5-A resolution: identification of the active site and possible catalytic residues., Neidhart DJ, Howell PL, Petsko GA, Powers VM, Li RS, Kenyon GL, Gerlt JA, Biochemistry 1991 Sep 24;30(38):9264-73. PMID:1892834

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (63 Kb) [Save to disk] Biological Unit Coordinates (2mnr.pdb1.gz) 448 Kb LPC: Ligand-Protein Contacts for 2MNR CSU: Contacts of Structural Units for 2MNR Likely Quarternary Molecular Structure file(s) for 2MNR Structure Factors (172 Kb) Retrieve 2MNR in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2MNR from S2C, [Save to disk] Re-refined 2mnr structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2MNR 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 2MNR

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 2MNR, from MSDmotif at EBI Genome occurence of 2MNR's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d2mnr_1, region 133-359 [Jmol] [rasmolscript] [script source]     - Domain d2mnr_2, region 3-132 [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: [2mnr_A] [2mnr] SWISS-PROT database: [P11444] Domain organization of [MANR_PSEPU] by SWISSPFAM Domain found in 2MNR: [MR_MLE ] by SMART

Other resources with information on 2MNR

Community annotation for 2MNR at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

Movements, Movies and Images

Domain movements in 2MNR from the Database of Macromolecular Movements. Images from IMB Jena Image Library of Biological Macromolecules.

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