4ACU	Hydrolase	date	Dec 19, 2011
title	Aminoimidazoles As Bace-1 Inhibitors. X-Ray Crystal Structur Secretase Complexed With Compound 14
authors	B.Swahn, J.Holenz, J.Kihlstrom, K.Kolmodin, J.Lindstrom, N.Plobec D.Rotticci, F.Sehgelmeble, M.Sundstrom, S.Von Berg, J.Falting, B.Georgievska, S.Gustavsson, J.Neelissen, M.Ek, L.L.Olsson, S.Be
compound		source
Molecule: Beta-Secretase 1 Chain: A Fragment: Residues 43-453 Synonym: Aspartyl Protease 2, Asp2, Asp 2, Beta-Site Amyloi Precursor Protein Cleaving Enzyme 1, Beta-Site App Cleaving Memapsin-2, Membrane-Associated Aspartic Protease 2, Bace-1 Ec: 3.4.23.46 Engineered: Yes Mutation: Yes Other_details: Propeptide Numbered 484-502		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_vector_type: Plasmid Expression_system_vector: Pet11a
symmetry	Space Group: P 21 21 21	R_factor 0.174 R_Free 0.212
crystal cell	length a length b length c angle alpha angle beta angle gamma 47.588 76.372 104.213 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.75 Å
ligand	ACT, QN7	enzyme	Hydrolase E.C.3.4.23.46 BRENDA
Gene Ontology	Chain Function Process Component A
Primary reference	Aminoimidazoles as BACE-1 inhibitors: The challenge to achieve in vivo brain efficacy., Swahn BM, Holenz J, Kihlstrom J, Kolmodin K, Lindstrom J, Plobeck N, Rotticci D, Sehgelmeble F, Sundstrom M, Berg S, Falting J, Georgievska B, Gustavsson S, Neelissen J, Ek M, Olsson LL, Berg S, Bioorg Med Chem Lett. 2012 Mar 1;22(5):1854-9. Epub 2012 Jan 28. PMID:22325942

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (77 Kb) [Save to disk] Biological Unit Coordinates (4acu.pdb1.gz) 71 Kb LPC: Ligand-Protein Contacts for 4ACU CSU: Contacts of Structural Units for 4ACU Structure Factors (693 Kb) Retrieve 4ACU in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 4ACU from S2C, [Save to disk] Re-refined 4acu structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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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 4ACU, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [4acu_A] [4acu] SWISS-PROT database: Domain organization of by SWISSPFAM

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