1A3C		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	SM, SO4	enzyme
related structures	by homologous chain: 1XZN
Gene Ontology	Chain Function Process Component A
Primary reference	Adaptation of an enzyme to regulatory function: structure of Bacillus subtilis PyrR, a pyr RNA-binding attenuation protein and uracil phosphoribosyltransferase., Tomchick DR, Turner RJ, Switzer RL, Smith JL, Structure 1998 Mar 15;6(3):337-50. PMID:9551555

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (39 Kb) [Save to disk] Biological Unit Coordinates (1a3c.pdb1.gz) 66 Kb LPC: Ligand-Protein Contacts for 1A3C CSU: Contacts of Structural Units for 1A3C Likely Quarternary Molecular Structure file(s) for 1A3C Structure Factors (457 Kb) Retrieve 1A3C in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1A3C from S2C, [Save to disk] Re-refined 1a3c structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1A3C 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: [1a3c] [1a3c_A] SWISS-PROT database: [P39765]

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