3HHI	Hydrolase	date	May 15, 2009
title	Crystal Structure Of Cathepsin B From T. Brucei In Complex W
authors	P.Wu, I.D.Kerr, L.S.Brinen
compound		source
Molecule: Cathepsin B-Like Cysteine Protease Chain: A, B Fragment: Unp Residues 23 To 340 Synonym: Cysteine Peptidase C (Cpc) Ec: 3.4.22.- Engineered: Yes Mutation: Yes		Organism_scientific: Trypanosoma Brucei Organism_taxid: 5691 Strain: Trypanosoma Brucei Brucei Gene: Tb927.6.560, Tbcatb Expression_system: Pichia Pastoris Expression_system_taxid: 4922 Expression_system_strain: X33 Expression_system_vector_type: Plasmid Expression_system_plasmid: Ppiczalpha-A
symmetry	Space Group: P 1 21 1	R_factor 0.147 R_Free 0.178
crystal cell	length a length b length c angle alpha angle beta angle gamma 53.881 75.134 75.900 90.00 105.02 90.00
method	X-Ray Diffraction	resolution	1.60 Å
ligand	074, GOL, LI, MG, TRS	enzyme	Hydrolase E.C.3.4.22 BRENDA
Gene Ontology	Chain Function Process Component A, B
Primary reference	Crystal Structures of TbCatB and rhodesain, potential chemotherapeutic targets and major cysteine proteases of Trypanosoma brucei., Kerr ID, Wu P, Marion-Tsukamaki R, Mackey ZB, Brinen LS, PLoS Negl Trop Dis. 2010 Jun 8;4(6):e701. PMID:20544024

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (99 Kb) [Save to disk] Biological Unit Coordinates (3hhi.pdb1.gz) 48 Kb Biological Unit Coordinates (3hhi.pdb2.gz) 47 Kb LPC: Ligand-Protein Contacts for 3HHI CSU: Contacts of Structural Units for 3HHI Structure Factors (3343 Kb) Retrieve 3HHI in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3HHI from S2C, [Save to disk] Re-refined 3hhi structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3HHI 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.

Visual 3D analysis of 3HHI

Ramachandran plot from PDBSum

Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 3HHI, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3hhi_A] [3hhi_B] [3hhi] SWISS-PROT database: Domain organization of by SWISSPFAM Domain found in 3HHI: [Pept_C1 ] by SMART

Other resources with information on 3HHI

Community annotation for 3HHI at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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