1PK6		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	enzyme
Gene Ontology	Chain Function Process Component A B
Primary reference	The crystal structure of the globular head of complement protein C1q provides a basis for its versatile recognition properties., Gaboriaud C, Juanhuix J, Gruez A, Lacroix M, Darnault C, Pignol D, Verger D, Fontecilla-Camps JC, Arlaud GJ, J Biol Chem 2003 Nov 21;278(47):46974-82. Epub 2003 Sep 5. PMID:12960167

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (71 Kb) [Save to disk] Biological Unit Coordinates (1pk6.pdb1.gz) 66 Kb LPC: Ligand-Protein Contacts for 1PK6 CSU: Contacts of Structural Units for 1PK6 Likely Quarternary Molecular Structure file(s) for 1PK6 Structure Factors (211 Kb) Retrieve 1PK6 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1PK6 from S2C, [Save to disk] Re-refined 1pk6 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1PK6 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: [1pk6] [1pk6_A] [1pk6_B] [1pk6_C] SWISS-PROT database: [P02745] [P02746] [P02747] Domain found in 1PK6: [C1Q ] by SMART

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