1REQ		date
authors
compound		source
symmetry		R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma
method	X-Ray Diffraction	resolution
ligand	B12, DCA, GOL	enzyme
related structures	by homologous chain: 7REQ
Gene Ontology	Chain Function Process Component A, C D, B
Primary reference	How coenzyme B12 radicals are generated: the crystal structure of methylmalonyl-coenzyme A mutase at 2 A resolution., Mancia F, Keep NH, Nakagawa A, Leadlay PF, McSweeney S, Rasmussen B, Bosecke P, Diat O, Evans PR, Structure 1996 Mar 15;4(3):339-50. PMID:8805541

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (453 Kb) [Save to disk] Biological Unit Coordinates (1req.pdb1.gz) 226 Kb Biological Unit Coordinates (1req.pdb2.gz) 225 Kb LPC: Ligand-Protein Contacts for 1REQ CSU: Contacts of Structural Units for 1REQ Likely Quarternary Molecular Structure file(s) for 1REQ Structure Factors (3775 Kb) Retrieve 1REQ in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1REQ from S2C, [Save to disk] Re-refined 1req structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1REQ 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.

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1req] [1req_A] [1req_B] [1req_C] [1req_D] SWISS-PROT database: [P11652] [P11653]

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