6REQ	Isomerase	date	Sep 03, 1998
title	Methylmalonyl-Coa Mutase, 3-Carboxypropyl-Coa Inhibitor Comp
authors	P.R.Evans, F.Mancia
compound		source
Molecule: Protein (Methylmalonyl-Coa Mutase) Chain: A, C Fragment: Alpha-Subunit Ec: 5.4.99.2 Engineered: Yes		Organism_scientific: Propionibacterium Freudenreichii Subsp Shermanii; Organism_taxid: 1752 Strain: Ncib 9885 Gene: Mutb Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: K38 Expression_system_cellular_location: Cytoplasm Expression_system_vector_type: Plasmid Expression_system_plasmid: Pmex1 Expression_system_gene: Mutb Other_details: The 2 Genes Are Coexpressed From The Same Pl
Molecule: Protein (Methylmalonyl-Coa Mutase) Chain: B, D Fragment: Beta-Subunit Ec: 5.4.99.2 Engineered: Yes Other_details: Alpha Chains A And C Include Coenzyme B12, A Inhibitor 3-Carboxypropyl- Coenzyme A . B12 Is Present Larg Reduced Cob(II)Alamin, Or B12r.		Organism_scientific: Propionibacterium Freudenreichii Subsp Shermanii; Organism_taxid: 1752 Strain: Ncib 9885 Gene: Muta Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: K38 Expression_system_cellular_location: Cytoplasm Expression_system_vector_type: Plasmid Expression_system_plasmid: Pmex1 Expression_system_gene: Muta Other_details: The 2 Genes Are Coexpressed From The Same Pl
symmetry	Space Group: P 1 21 1	R_factor 0.206 R_Free 0.263
crystal cell	length a length b length c angle alpha angle beta angle gamma 119.950 160.460 88.480 90.00 105.01 90.00
method	X-Ray Diffraction	resolution	2.20 Å
ligand	3CP, B12, GOL	enzyme	Isomerase E.C.5.4.99.2 BRENDA
related structures	by homologous chain: 4REQ, 7REQ
Gene Ontology	Chain Function Process Component A, C D, B
Primary reference	Crystal structure of substrate complexes of methylmalonyl-CoA mutase., Mancia F, Smith GA, Evans PR, Biochemistry 1999 Jun 22;38(25):7999-8005. PMID:10387043

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (446 Kb) [Save to disk] Biological Unit Coordinates (6req.pdb1.gz) 222 Kb Biological Unit Coordinates (6req.pdb2.gz) 222 Kb LPC: Ligand-Protein Contacts for 6REQ CSU: Contacts of Structural Units for 6REQ Likely Quarternary Molecular Structure file(s) for 6REQ Structure Factors (1231 Kb) Retrieve 6REQ in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 6REQ from S2C, [Save to disk] Re-refined 6req structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 6REQ 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 6REQ

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 6REQ, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d6reqa1, region A:2-560 [Jmol] [rasmolscript] [script source]     - Domain d6reqa2, region A:561-728 [Jmol] [rasmolscript] [script source]     - Domain d6reqb1, region B:20-475 [Jmol] [rasmolscript] [script source]     - Domain d6reqb2, region B:476-638 [Jmol] [rasmolscript] [script source]     - Domain d6reqc1, region C:2-560 [Jmol] [rasmolscript] [script source]     - Domain d6reqc2, region C:561-728 [Jmol] [rasmolscript] [script source]     - Domain d6reqd1, region D:20-475 [Jmol] [rasmolscript] [script source]     - Domain d6reqd2, region D:476-638 [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: [6req_D] [6req_B] [6req_C] [6req_A] [6req] SWISS-PROT database: [P11652] [P11653] Domain organization of [MUTA_PROFR] [MUTB_PROFR] by SWISSPFAM

Other resources with information on 6REQ

Community annotation for 6REQ at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

Movements, Movies and Images

Domain movements in 6REQ from the Database of Macromolecular Movements. Images from IMB Jena Image Library of Biological Macromolecules.

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