2PTR		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	2SA	enzyme
Gene Ontology	Chain Function Process Component B, A
Primary reference	Substrate and Product Complexes of Escherichia coli Adenylosuccinate Lyase Provide New Insights into the Enzymatic Mechanism., Tsai M, Koo J, Yip P, Colman RF, Segall ML, Howell PL, J Mol Biol. 2007 Jul 13;370(3):541-554. Epub 2007 May 4. PMID:17531264

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (160 Kb) [Save to disk] Biological Unit Coordinates (2ptr.pdb1.gz) 305 Kb LPC: Ligand-Protein Contacts for 2PTR CSU: Contacts of Structural Units for 2PTR Likely Quarternary Molecular Structure file(s) for 2PTR Structure Factors (681 Kb) Retrieve 2PTR in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2PTR from S2C, [Save to disk] Re-refined 2ptr structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2PTR 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: [2ptr] [2ptr_A] [2ptr_B] SWISS-PROT database: [P0AB89]

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