6B44	Immune System Rna Dna	date	Sep 25, 2017
title	Cryo-Em Structure Of Type I-F Crispr Crrna-Guided Csy Survei Complex With Bound Target Dsdna
authors	T.W.Guo, A.Bartesaghi, H.Yang, V.Falconieri, P.Rao, A.Merk, T.Fox, D.J.Patel, S.Subramaniam
compound		source
Molecule: Crispr-Associated Protein Csy1 Chain: A Engineered: Yes		Organism_scientific: Pseudomonas Aeruginosa (Strain Ucbpp-P Organism_taxid: 208963 Strain: Ucbpp-Pa14 Gene: Csy1, Pa14_33330 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_plasmid: Prsf-Duet-Sumo
Molecule: Crispr-Associated Protein Csy2 Chain: B Engineered: Yes		Organism_scientific: Pseudomonas Aeruginosa (Strain Ucbpp-P Organism_taxid: 208963 Strain: Ucbpp-Pa14 Gene: Csy2, Pa14_33320 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Prsf-Duet-Sumo
Molecule: Crispr-Associated Protein Csy3 Chain: C, D, E, F, G, H Engineered: Yes		Organism_scientific: Pseudomonas Aeruginosa (Strain Ucbpp-P Organism_taxid: 208963 Strain: Ucbpp-Pa14 Gene: Csy3, Csy1-3, Pa14_33310 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_plasmid: Pcdf-Duet
Molecule: Crispr-Associated Endonuclease Cas6csy4 Chain: L Ec: 3.1.-.- Engineered: Yes		Organism_scientific: Pseudomonas Aeruginosa (Strain Ucbpp-P Organism_taxid: 208963 Strain: Ucbpp-Pa14 Gene: Cas6f, Csy4, Pa14_33300 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_plasmid: Pacy-Duet
Molecule: Pseudomonas Aeruginosa Strain Smc4485 Crispr Repe Sequence; Chain: M Engineered: Yes		Organism_scientific: Pseudomonas Aeruginosa Organism_taxid: 287 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_plasmid: Pacy-Duet
Molecule: Target Dna Strand (41-Mer) Chain: N Engineered: Yes		Synthetic: Yes Organism_scientific: Synthetic Construct Organism_taxid: 32630
Molecule: Non-Target Dna Strand (5'- D(Pcpapgptpcpaptpcpapcpcpapa)-3'); Chain: O Engineered: Yes		Synthetic: Yes Organism_scientific: Synthetic Construct Organism_taxid: 32630
symmetry	Space Group: P 1	R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma 1.000 1.000 1.000 90.00 90.00 90.00
method	Electron Microscopy	resolution	2.90 Å
ligand		enzyme	Hydrolase E.C.3.1 BRENDA
Gene Ontology	Chain Function Process Component A B F, E, H, C, D, G L nuclease activity endonuclease activity
Primary reference	Cryo-EM Structures Reveal Mechanism and Inhibition of DNA Targeting by a CRISPR-Cas Surveillance Complex., Guo TW, Bartesaghi A, Yang H, Falconieri V, Rao P, Merk A, Eng ET, Raczkowski AM, Fox T, Earl LA, Patel DJ, Subramaniam S, Cell. 2017 Oct 5;171(2):414-426.e12. doi: 10.1016/j.cell.2017.09.006. PMID:28985564

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (413 Kb) [Save to disk] Biological Unit Coordinates (6b44.pdb1.gz) 404 Kb CSU: Contacts of Structural Units for 6B44 Retrieve 6B44 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 6B44 from S2C, [Save to disk]

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Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [6b44_F] [6b44_B] [6b44_C] [6b44_E] [6b44_O] [6b44_A] [6b44_D] [6b44_M] [6b44_N] [6b44_H] [6b44_G] [6b44_L] SWISS-PROT database: Domain organization of by SWISSPFAM

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