4Q2D		date
authors
compound		source
symmetry		R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma
method	X-Ray Diffraction	resolution
ligand	DTP, MG, MSE, NI	enzyme
Gene	TTER
Gene Ontology	Chain Function Process Component A nuclease activity
Primary reference	Molecular insights into DNA interference by CRISPR-associated nuclease-helicase Cas3., Gong B, Shin M, Sun J, Jung CH, Bolt EL, van der Oost J, Kim JS, Proc Natl Acad Sci U S A. 2014 Nov 3. pii: 201410806. PMID:25368186

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (306 Kb) [Save to disk] Biological Unit Coordinates (4q2d.pdb1.gz) 300 Kb LPC: Ligand-Protein Contacts for 4Q2D CSU: Contacts of Structural Units for 4Q2D Structure Factors (307 Kb) Retrieve 4Q2D in mmCIF format [Save to disk] Re-refined 4q2d structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 4Q2D 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.

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: [4q2d] [4q2d_A] SWISS-PROT database: Domain found in 4Q2D: [DEXDc ] by SMART

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