1CKN		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	GPL, GTP, MN, SO4	enzyme
note	1CKN (Molecule of the Month:pdb145)is a representative structure
related structures	by homologous chain: 1CKM
Gene Ontology	Chain Function Process Component B, A
Primary reference	X-ray crystallography reveals a large conformational change during guanyl transfer by mRNA capping enzymes., Hakansson K, Doherty AJ, Shuman S, Wigley DB, Cell 1997 May 16;89(4):545-53. PMID:9160746

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (116 Kb) [Save to disk] Biological Unit Coordinates (1ckn.pdb1.gz) 57 Kb Biological Unit Coordinates (1ckn.pdb2.gz) 57 Kb Biological Unit Coordinates (1ckn.pdb3.gz) 110 Kb Biological Unit Coordinates (1ckn.pdb4.gz) 110 Kb LPC: Ligand-Protein Contacts for 1CKN CSU: Contacts of Structural Units for 1CKN Likely Quarternary Molecular Structure file(s) for 1CKN Structure Factors (323 Kb) Retrieve 1CKN in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1CKN from S2C, [Save to disk] Re-refined 1ckn structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1CKN 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: [1ckn] [1ckn_A] [1ckn_B] SWISS-PROT database: [Q84424]

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