5TXE	Hydrolase	date	Nov 16, 2016
title	Atxe2 Isopeptidase - S527a Variant With Astexin3-Dc4 Bound
authors	J.R.Chekan, S.K.Nair
compound		source
Molecule: Atxe2 Chain: A, B Engineered: Yes Mutation: Yes		Organism_scientific: Asticcacaulis Excentricus (Strain Atcc Dsm 4724 Vkm B-1370 Cb 48); Organism_taxid: 573065 Strain: Atcc 15261 Dsm 4724 Vkm B-1370 Cb 48 Gene: Astex_2444 Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Astexin3-Dc4 Chain: C, D Engineered: Yes		Organism_scientific: Asticcacaulis Excentricus (Strain Atcc Dsm 4724 Vkm B-1370 Cb 48); Organism_taxid: 573065 Strain: Atcc 15261 Dsm 4724 Vkm B-1370 Cb 48 Gene: Astex_2447 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: C 2 2 2	R_factor 0.154 R_Free 0.198
crystal cell	length a length b length c angle alpha angle beta angle gamma 151.253 202.854 110.399 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.20 Å
Gene	ASTEX ; ASTEX
Gene Ontology	Chain Function Process Component A, B
Primary reference	Structure of the Lasso Peptide Isopeptidase Identifies a Topology for Processing Threaded Substrates., Chekan JR, Koos JD, Zong C, Maksimov MO, Link AJ, Nair SK, J Am Chem Soc. 2016 Dec 21;138(50):16452-16458. doi: 10.1021/jacs.6b10389. Epub, 2016 Dec 7. PMID:27998080

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (239 Kb) [Save to disk] Biological Unit Coordinates (5txe.pdb1.gz) 116 Kb Biological Unit Coordinates (5txe.pdb2.gz) 121 Kb Biological Unit Coordinates (5txe.pdb3.gz) 233 Kb CSU: Contacts of Structural Units for 5TXE Structure Factors (4120 Kb) Retrieve 5TXE in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 5TXE from S2C, [Save to disk] Re-refined 5txe structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 5TXE 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 5TXE

Ramachandran plot from PDBSum

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: [5txe_B] [5txe_C] [5txe_D] [5txe_A] [5txe] SWISS-PROT database: Domain organization of by SWISSPFAM

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