1H4T	Aminoacyl-Trna Synthetase	date	May 14, 2001
title	Prolyl-Trna Synthetase From Thermus Thermophilus Complexed With L-Proline
authors	A.Yaremchuk, M.Tukalo, S.Cusack
compound		source
Molecule: Prolyl-Trna Synthetase Chain: A, B, C, D Ec: 6.1.1.15 Other_details: Each Monomer Contains 1 Zinc Atom Co-Ordinated To Cys-427, Cys432, Cys-458, Cys-461		Organism_scientific: Thermus Thermophilus Organism_taxid: 274 Strain: Hb-8 Other_details: Purification Described In Reference 2
symmetry	Space Group: P 21 21 2	R_factor 0.200 R_Free 0.243
crystal cell	length a length b length c angle alpha angle beta angle gamma 132.570 193.470 125.240 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.9 Å
ligand	PRO, ZN	enzyme	Ligase E.C.6.1.1.15 BRENDA
related structures	by homologous chain: 1H4Q, 1H4S
Gene Ontology	Chain Function Process Component A, D, C, B
Primary reference	A succession of substrate induced conformational changes ensures the amino acid specificity of Thermus thermophilus prolyl-tRNA synthetase: comparison with histidyl-tRNA synthetase., Yaremchuk A, Tukalo M, Grotli M, Cusack S, J Mol Biol 2001 Jun 15;309(4):989-1002. PMID:11399074

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (318 Kb) [Save to disk] Biological Unit Coordinates (1h4t.pdb1.gz) 159 Kb Biological Unit Coordinates (1h4t.pdb2.gz) 159 Kb LPC: Ligand-Protein Contacts for 1H4T CSU: Contacts of Structural Units for 1H4T Likely Quarternary Molecular Structure file(s) for 1H4T Structure Factors (552 Kb) Retrieve 1H4T in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1H4T from S2C, [Save to disk] Re-refined 1h4t structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1H4T 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 1H4T

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 1H4T, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1h4ta1, region A:277-403 [Jmol] [rasmolscript] [script source]     - Domain d1h4ta3, region A:404-477 [Jmol] [rasmolscript] [script source]     - Domain d1h4ta2, region A:5-276 [Jmol] [rasmolscript] [script source]     - Domain d1h4tb1, region B:277-403 [Jmol] [rasmolscript] [script source]     - Domain d1h4tb3, region B:404-477 [Jmol] [rasmolscript] [script source]     - Domain d1h4tb2, region B:5-276 [Jmol] [rasmolscript] [script source]     - Domain d1h4tc1, region C:277-403 [Jmol] [rasmolscript] [script source]     - Domain d1h4tc3, region C:404-477 [Jmol] [rasmolscript] [script source]     - Domain d1h4tc2, region C:5-276 [Jmol] [rasmolscript] [script source]     - Domain d1h4td1, region D:277-403 [Jmol] [rasmolscript] [script source]     - Domain d1h4td3, region D:404-477 [Jmol] [rasmolscript] [script source]     - Domain d1h4td2, region D:5-276 [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: [1h4t] [1h4t_C] [1h4t_A] [1h4t_D] [1h4t_B] SWISS-PROT database: [Q5SM28] Domain organization of [SYP_THET8] by SWISSPFAM Domain found in 1H4T: [ProRS-C_1 ] by SMART

Other resources with information on 1H4T

Community annotation for 1H4T at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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