1PKX		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	K, XMP	enzyme
related structures	by homologous chain: 1M9N, 1THZ
Gene Ontology	Chain Function Process Component D, C, B, A
Primary reference	Structural insights into the human and avian IMP cyclohydrolase mechanism via crystal structures with the bound XMP inhibitor., Wolan DW, Cheong CG, Greasley SE, Wilson IA, Biochemistry 2004 Feb 10;43(5):1171-83. PMID:14756553

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (376 Kb) [Save to disk] Biological Unit Coordinates (1pkx.pdb1.gz) 189 Kb Biological Unit Coordinates (1pkx.pdb2.gz) 187 Kb LPC: Ligand-Protein Contacts for 1PKX CSU: Contacts of Structural Units for 1PKX Likely Quarternary Molecular Structure file(s) for 1PKX Structure Factors (2518 Kb) Retrieve 1PKX in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1PKX from S2C, [Save to disk] Re-refined 1pkx structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1PKX 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: [1pkx] [1pkx_A] [1pkx_B] [1pkx_C] [1pkx_D] SWISS-PROT database: [P31939] Domains found in 1PKX: [AICARFT_IMPCHas] [MGS ] by SMART

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