5I4A	Rna Binding Protein Rna	date	Feb 11, 2016
title	X-Ray Crystal Structure Of Marinitoga Piezophila Argonaute I With 5' Oh Guide Rna
authors	K.W.Doxzen, E.Kaya, K.R.Knoll, R.C.Wilson, S.C.Strutt, P.J.Kranzu J.A.Doudna
compound		source
Molecule: Argonaute Protein Chain: A, C Synonym: Mpago Engineered: Yes		Organism_scientific: Marinitoga Piezophila (Strain Dsm 1428 11233 Ka3); Organism_taxid: 443254 Strain: Dsm 14283 Jcm 11233 Ka3 Gene: Marpi_0405 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008
Molecule: Rna (5'-R(Upapupapcpapapcpcpupapcpup Chain: B, D Engineered: Yes		Synthetic: Yes Organism_scientific: Synthetic Construct Organism_taxid: 32630
symmetry	Space Group: P 1	R_factor 0.216 R_Free 0.239
crystal cell	length a length b length c angle alpha angle beta angle gamma 50.883 75.420 102.215 110.87 90.55 90.09
method	X-Ray Diffraction	resolution	1.95 Å
Gene	MARPI
Gene Ontology	Chain Function Process Component A, C
Primary reference	A bacterial Argonaute with noncanonical guide RNA specificity., Kaya E, Doxzen KW, Knoll KR, Wilson RC, Strutt SC, Kranzusch PJ, Doudna JA, Proc Natl Acad Sci U S A. 2016 Mar 30. pii: 201524385. PMID:27035975

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (473 Kb) [Save to disk] Biological Unit Coordinates (5i4a.pdb1.gz) 232 Kb Biological Unit Coordinates (5i4a.pdb2.gz) 233 Kb CSU: Contacts of Structural Units for 5I4A Structure Factors (6687 Kb) Retrieve 5I4A in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 5I4A from S2C, [Save to disk] Re-refined 5i4a structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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Visual 3D analysis of 5I4A

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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

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [5i4a_C] [5i4a_B] [5i4a_A] [5i4a_D] [5i4a] SWISS-PROT database: Domain organization of by SWISSPFAM Domain found in 5I4A: [Piwi ] by SMART

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