1K2A		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	SO4	enzyme
related structures	by homologous chain: 1GQV, 1HI2
Gene Ontology	Chain Function Process Component A
Primary reference	Crystallographic and functional studies of a modified form of eosinophil-derived neurotoxin (EDN) with novel biological activities., Chang C, Newton DL, Rybak SM, Wlodawer A, J Mol Biol 2002 Mar 15;317(1):119-30. PMID:11916383

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (60 Kb) [Save to disk] Biological Unit Coordinates (1k2a.pdb1.gz) 56 Kb LPC: Ligand-Protein Contacts for 1K2A CSU: Contacts of Structural Units for 1K2A Likely Quarternary Molecular Structure file(s) for 1K2A Structure Factors (496 Kb) Retrieve 1K2A in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1K2A from S2C, [Save to disk] Re-refined 1k2a structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1K2A 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: [1k2a] [1k2a_A] SWISS-PROT database: [P10153] Domain found in 1K2A: [RNAse_Pc ] by SMART

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