3I25	Hydrolase	date	Jun 29, 2009
title	Potent Beta-Secretase 1 Hydroxyethylene Inhibitor
authors	J.D.Lindberg, N.Borkakoti, S.Nystrom
compound		source
Molecule: Beta-Secretase 1 Chain: A, B, C Fragment: Unp Residues 42-446 Synonym: Beta-Site Amyloid Precursor Protein Cleaving Enzym Site App Cleaving Enzyme 1, Membrane-Associated Aspartic Pr Memapsin-2, Aspartyl Protease 2, Asp 2, Asp2; Ec: 3.4.23.46 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Bace1, Bace, Kiaa1149 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet-11a
symmetry	Space Group: P 1 21 1	R_factor 0.200 R_Free 0.238
crystal cell	length a length b length c angle alpha angle beta angle gamma 81.417 102.483 100.186 90.00 103.53 90.00
method	X-Ray Diffraction	resolution	2.10 Å
ligand	MV7 BindingDB	enzyme	Hydrolase E.C.3.4.23.46 BRENDA
Gene Ontology	Chain Function Process Component A, C, B
Primary reference	Discovery of potent BACE-1 inhibitors containing a new hydroxyethylene (HE) scaffold: exploration of P1' alkoxy residues and an aminoethylene (AE) central core., Bjorklund C, Adolfsson H, Jansson K, Lindberg J, Vrang L, Hallberg A, Rosenquist S, Samuelsson B, Bioorg Med Chem. 2010 Feb 15;18(4):1711-23. Epub 2010 Jan 11. PMID:20122837

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (190 Kb) [Save to disk] Biological Unit Coordinates (3i25.pdb1.gz) 64 Kb Biological Unit Coordinates (3i25.pdb2.gz) 64 Kb Biological Unit Coordinates (3i25.pdb3.gz) 64 Kb LPC: Ligand-Protein Contacts for 3I25 CSU: Contacts of Structural Units for 3I25 Structure Factors (4473 Kb) Retrieve 3I25 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3I25 from S2C, [Save to disk] Re-refined 3i25 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3I25 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 3I25

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 3I25, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3i25_B] [3i25_A] [3i25] [3i25_C] SWISS-PROT database: Domain organization of by SWISSPFAM

Other resources with information on 3I25

Community annotation for 3I25 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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