1H3E	Ligase	date	Aug 28, 2002
title	Tyrosyl-Trna Synthetase From Thermus Thermophilus Complexed Type Trnatyr(Gua) And With Atp And Tyrosinol
authors	S.Cusack, A.Yaremchuk, I.Kriklivyi, M.Tukalo
compound		source
Molecule: Tyrosyl-Trna Synthetase Chain: A Synonym: Tyrosine--Trna Ligase Ec: 6.1.1.1 Engineered: Yes		Organism_scientific: Thermus Thermophilus Organism_taxid: 262724 Strain: Hb27 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_vector: Pet29b
Molecule: Wild-Type Trnatyr(Gua) Chain: B Engineered: Yes		Synthetic: Yes Organism_scientific: Thermus Thermophilus Organism_taxid: 274
symmetry	Space Group: P 31 2 1	R_factor 0.219 R_Free 0.269
crystal cell	length a length b length c angle alpha angle beta angle gamma 129.525 129.525 109.451 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.90 Å
ligand	1MA, 5MU, ATP, PSU, TYE	enzyme	Ligase E.C.6.1.1.1 BRENDA
related structures	by homologous chain: 1H3F
Gene Ontology	Chain Function Process Component A
Primary reference	Class I tyrosyl-tRNA synthetase has a class II mode of cognate tRNA recognition., Yaremchuk A, Kriklivyi I, Tukalo M, Cusack S, EMBO J 2002 Jul 15;21(14):3829-40. PMID:12110594

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (111 Kb) [Save to disk] Biological Unit Coordinates (1h3e.pdb1.gz) 209 Kb LPC: Ligand-Protein Contacts for 1H3E CSU: Contacts of Structural Units for 1H3E Likely Quarternary Molecular Structure file(s) for 1H3E Structure Factors (164 Kb) Retrieve 1H3E in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1H3E from S2C, [Save to disk] Re-refined 1h3e structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1H3E in 3D

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Visual 3D analysis of 1H3E

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 3D motif for 1H3E, from MSDmotif at EBI Structure summary from SCOR (Structural Classification of RNA) Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1h3ea2, region A:352-432 [Jmol] [rasmolscript] [script source]     - Domain d1h3ea1, region A:6-351 [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: [1h3e] [1h3e_B] [1h3e_A] SWISS-PROT database: [P83453] Domain organization of [SYY_THET2] by SWISSPFAM Domain found in 1H3E: [S4 ] by SMART

Other resources with information on 1H3E

Community annotation for 1H3E at PDBWiki (http://pdbwiki.org)

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