3BSQ	Hydrolase	date	Dec 26, 2007
title	Crystal Structure Of Human Kallikrein 7 Produced As A Secret Protein In E.Coli
authors	I.S.Fernandez, L.Standker, H.J.Magert, W.G.Forssmann, G.Gimenez- A.Romero
compound		source
Molecule: Kallikrein-7 Chain: A, B, C Synonym: Hk7, Stratum Corneum Chymotryptic Enzyme, Hscce, S Protease 6; Ec: 3.4.21.117 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Klk7 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_vector_type: Plasmid Expression_system_plasmid: Prho
symmetry	Space Group: H 3 2	R_factor 0.217 R_Free 0.292
crystal cell	length a length b length c angle alpha angle beta angle gamma 113.580 113.580 326.390 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.80 Å
ligand	SO4	enzyme	Hydrolase E.C.3.4.21.117 BRENDA
Gene Ontology	Chain Function Process Component A, C, B
Primary reference	Crystal structure of human epidermal kallikrein 7 (hK7) synthesized directly in its native state in E. coli: insights into the atomic basis of its inhibition by LEKTI domain 6 (LD6)., Fernandez IS, Standker L, Magert HJ, Forssmann WG, Gimenez-Gallego G, Romero A, J Mol Biol. 2008 Apr 11;377(5):1488-97. Epub 2008 Feb 9. PMID:18329042

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (108 Kb) [Save to disk] Biological Unit Coordinates (3bsq.pdb1.gz) 36 Kb Biological Unit Coordinates (3bsq.pdb2.gz) 36 Kb Biological Unit Coordinates (3bsq.pdb3.gz) 36 Kb LPC: Ligand-Protein Contacts for 3BSQ CSU: Contacts of Structural Units for 3BSQ Likely Quarternary Molecular Structure file(s) for 3BSQ Structure Factors (347 Kb) Retrieve 3BSQ in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3BSQ from S2C, [Save to disk] Re-refined 3bsq structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3BSQ 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 3BSQ

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 3BSQ, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3bsq_A] [3bsq_C] [3bsq_B] [3bsq] SWISS-PROT database: [P49862] Domain organization of [KLK7_HUMAN] by SWISSPFAM Domain found in 3BSQ: [Tryp_SPc ] by SMART

Other resources with information on 3BSQ

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

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