2XTT		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	ACT, CA	enzyme
note	2XTT is a representative structure
Gene Ontology	Chain Function Process Component A B
Primary reference	The catalytic aspartate is protonated in the Michaelis complex formed between trypsin and an in vitro evolved substrate-like inhibitor: a refined mechanism of serine protease action., Wahlgren WY, Pal G, Kardos J, Porrogi P, Szenthe B, Patthy A, Graf L, Katona G, J Biol Chem. 2010 Nov 21. PMID:21097875

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (137 Kb) [Save to disk] Biological Unit Coordinates (2xtt.pdb1.gz) 126 Kb LPC: Ligand-Protein Contacts for 2XTT CSU: Contacts of Structural Units for 2XTT Structure Factors (5241 Kb) Retrieve 2XTT in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2XTT from S2C, [Save to disk] Re-refined 2xtt structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2XTT 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: [2xtt] [2xtt_A] [2xtt_B] SWISS-PROT database: Domain found in 2XTT: [Tryp_SPc ] by SMART

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