1JQN		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	ASP, DCO, MN	enzyme
related structures	by homologous chain: 1QB4
Gene Ontology	Chain Function Process Component A
Primary reference	Crystal structures of C4 form maize and quaternary complex of E. coli phosphoenolpyruvate carboxylases., Matsumura H, Xie Y, Shirakata S, Inoue T, Yoshinaga T, Ueno Y, Izui K, Kai Y, Structure (Camb) 2002 Dec;10(12):1721-30. PMID:12467579

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (146 Kb) [Save to disk] Biological Unit Coordinates (1jqn.pdb1.gz) 557 Kb LPC: Ligand-Protein Contacts for 1JQN CSU: Contacts of Structural Units for 1JQN Likely Quarternary Molecular Structure file(s) for 1JQN Structure Factors (439 Kb) Retrieve 1JQN in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1JQN from S2C, [Save to disk] Re-refined 1jqn structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1JQN 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: [1jqn] [1jqn_A] SWISS-PROT database: [P00864]

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