3K1A		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, CFN, CLF, HCA	enzyme
Gene Ontology	Chain Function Process Component B, D C, A
Primary reference	Insights into substrate binding at FeMo-cofactor in nitrogenase from the structure of an alpha-70(Ile) MoFe protein variant., Sarma R, Barney BM, Keable S, Dean DR, Seefeldt LC, Peters JW, J Inorg Biochem. 2009 Nov 26. PMID:20022118

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (335 Kb) [Save to disk] Biological Unit Coordinates (3k1a.pdb1.gz) 327 Kb LPC: Ligand-Protein Contacts for 3K1A CSU: Contacts of Structural Units for 3K1A Structure Factors (1452 Kb) Retrieve 3K1A in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3K1A from S2C, [Save to disk] Re-refined 3k1a structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3K1A 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: [3k1a] [3k1a_A] [3k1a_B] [3k1a_C] [3k1a_D] SWISS-PROT database:

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