4WAF	Crystal Structure of a novel tetrahydropyrazolo[1,5-a]pyrazine in an engineered PI3K alpha	date
authors	Knapp, M.S., Elling, R.A.
compound		source
symmetry		R_factor R_Free 0.2470
crystal cell	length a length b length c angle alpha angle beta angle gamma
method	X-Ray Diffraction	resolution	2.39
ligand	3K6	enzyme
Gene Ontology	Chain Function Process Component A protein serine/threonine kin... protein kinase activator act...
Primary reference	Structure-Based Drug Design of Novel Potent and Selective Tetrahydropyrazolo[1,5-a]pyrazines as ATR Inhibitors., Barsanti PA, Aversa RJ, Jin X, Pan Y, Lu Y, Elling R, Jain R, Knapp M, Lan J, Lin X, Rudewicz P, Sim J, Taricani L, Thomas G, Xiao L, Yue Q, ACS Med Chem Lett. 2014 Nov 20;6(1):37-41. doi: 10.1021/ml500353p. eCollection, 2015 Jan 8. PMID:25589927

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (311 Kb) [Save to disk] Biological Unit Coordinates (4waf.pdb1.gz) 304 Kb LPC: Ligand-Protein Contacts for 4WAF CSU: Contacts of Structural Units for 4WAF Structure Factors (1463 Kb) Retrieve 4WAF in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 4WAF from S2C, [Save to disk] Re-refined 4waf structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 4WAF 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 4WAF

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 4WAF, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [4waf_B] [4waf_A] [4waf] SWISS-PROT database: Domain organization of by SWISSPFAM Domains found in 4WAF: [C2] [PI3K_C2] [PI3K_p85B] [PI3K_rbd] [PI3Ka] [PI3Kc] [SH2 ] by SMART

Other resources with information on 4WAF

Community annotation for 4WAF at PDBWiki (http://pdbwiki.org)

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