1DRB		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	CA, CL, EOH, MTX BindingDB	enzyme
related structures	by homologous chain: 1DYH, 1RA1
Gene Ontology	Chain Function Process Component B, A
Primary reference	Crystal structure of unliganded Escherichia coli dihydrofolate reductase. Ligand-induced conformational changes and cooperativity in binding., Bystroff C, Kraut J, Biochemistry 1991 Feb 26;30(8):2227-39. PMID:1998681

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (67 Kb) [Save to disk] Biological Unit Coordinates (1drb.pdb1.gz) 62 Kb LPC: Ligand-Protein Contacts for 1DRB CSU: Contacts of Structural Units for 1DRB Likely Quarternary Molecular Structure file(s) for 1DRB Retrieve 1DRB in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1DRB from S2C, [Save to disk]

View 1DRB 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: [1drb] [1drb_A] [1drb_B] SWISS-PROT database: [P0ABQ4]

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