1K9O		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
note	1K9O (Molecule of the Month:pdb53)
related structures	by homologous chain: 1D6R, 1SEK, 1TRM
Gene Ontology	Chain Function Process Component E I
Primary reference	The structure of a Michaelis serpin-protease complex., Ye S, Cech AL, Belmares R, Bergstrom RC, Tong Y, Corey DR, Kanost MR, Goldsmith EJ, Nat Struct Biol. 2001 Nov;8(11):979-83. PMID:11685246

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (101 Kb) [Save to disk] Biological Unit Coordinates (1k9o.pdb1.gz) 96 Kb CSU: Contacts of Structural Units for 1K9O Likely Quarternary Molecular Structure file(s) for 1K9O Structure Factors (242 Kb) Retrieve 1K9O in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1K9O from S2C, [Save to disk] Re-refined 1k9o structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1K9O 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: [1k9o] [1k9o_E] [1k9o_I] SWISS-PROT database: [P14754] [P00763] Domains found in 1K9O: [SERPIN] [Tryp_SPc ] by SMART

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