4B22	Hydrolase	date	Jul 12, 2012
title	Unprecedented Sculpting Of Dna At Abasic Sites By Dna Glycosylase Homolog Mag2
authors	B.Dalhus, L.Nilsen, H.Korvald, J.Huffman, R.J.Forstrom, C.T.Mcmur I.Alseth, J.A.Tainer, M.Bjoras
compound		source
Molecule: Mag2, Dna-3-Methyladenine Glycosylase 2 Chain: A Synonym: 3-Methyladenine Dna Glycosidase 2,3mea Dna Glycosy Ec: 3.2.2.21 Engineered: Yes		Organism_scientific: Schizosaccharomyces Pombe Organism_taxid: 4896 Expression_system: Escherichia Coli Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid Expression_system_vector: Pet28
Molecule: 5'-D(Gpcptpapcp(3dr)Pcpaptpcpgp)-3' Chain: X Synonym: Abasic Dna		Synthetic: Yes Organism_scientific: Synthetic Construct Organism_taxid: 32630
Molecule: 5'-D(Cpgpaptpgpgpgptpapgpcp)-3' Chain: Y		Synthetic: Yes Organism_scientific: Synthetic Construct Organism_taxid: 32630
symmetry	Space Group: I 2 2 2	R_factor 0.2805 R_Free 0.2813
crystal cell	length a length b length c angle alpha angle beta angle gamma 68.480 84.520 125.750 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand	3DR	enzyme	Hydrolase E.C.3.2.2.21 BRENDA
Gene Ontology	Chain Function Process Component A
Primary reference	Sculpting of DNA at Abasic Sites by DNA Glycosylase Homolog Mag2., Dalhus B, Nilsen L, Korvald H, Huffman J, Forstrom RJ, McMurray CT, Alseth I, Tainer JA, Bjoras M, Structure. 2012 Dec 11. pii: S0969-2126(12)00419-4. doi:, 10.1016/j.str.2012.11.004. PMID:23245849

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (51 Kb) [Save to disk] Biological Unit Coordinates (4b22.pdb1.gz) 47 Kb LPC: Ligand-Protein Contacts for 4B22 CSU: Contacts of Structural Units for 4B22 Structure Factors (393 Kb) Retrieve 4B22 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 4B22 from S2C, [Save to disk] Re-refined 4b22 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 4B22 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 4B22

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 4B22, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [4b22_Y] [4b22] [4b22_A] [4b22_X] SWISS-PROT database: Domain organization of by SWISSPFAM Domain found in 4B22: [ENDO3c ] by SMART

Other resources with information on 4B22

Community annotation for 4B22 at PDBWiki (http://pdbwiki.org)

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