1WKF	Trna-Modifying Enzyme	date	Aug 06, 1996
title	Trna-Guanine Transglycosylase
authors	C.Romier, K.Reuter, D.Suck, R.Ficner
compound		source
Molecule: Trna-Guanine Transglycosylase Chain: A Synonym: Tgt Ec: 2.4.2.29 Engineered: Yes Mutation: Yes		Organism_scientific: Zymomonas Mobilis Organism_taxid: 542 Gene: Tgt Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_plasmid: Pet-9d Expression_system_gene: Tgt
symmetry	Space Group: C 1 2 1	R_factor 0.199 R_Free 0.250
crystal cell	length a length b length c angle alpha angle beta angle gamma 90.400 64.300 72.000 90.00 97.20 90.00
method	X-Ray Diffraction	resolution	2.20 Å
ligand	ZN	enzyme	Transferase E.C.2.4.2.29 BRENDA
related structures	by homologous chain: 1N2V, 1WKE
Gene Ontology	Chain Function Process Component A
Primary reference	Mutagenesis and crystallographic studies of Zymomonas mobilis tRNA-guanine transglycosylase reveal aspartate 102 as the active site nucleophile., Romier C, Reuter K, Suck D, Ficner R, Biochemistry 1996 Dec 10;35(49):15734-9. PMID:8961936

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (67 Kb) [Save to disk] Biological Unit Coordinates (1wkf.pdb1.gz) 63 Kb Biological Unit Coordinates (1wkf.pdb2.gz) 125 Kb LPC: Ligand-Protein Contacts for 1WKF CSU: Contacts of Structural Units for 1WKF Likely Quarternary Molecular Structure file(s) for 1WKF Retrieve 1WKF in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1WKF from S2C, [Save to disk]

View 1WKF 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 1WKF

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1WKF, from MSDmotif at EBI Genome occurence of 1WKF's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1wkf__, region [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1wkf_A] [1wkf] SWISS-PROT database: [P28720] Domain organization of [TGT_ZYMMO] by SWISSPFAM

Other resources with information on 1WKF

Community annotation for 1WKF at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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