1HTO Ligase date Jan 01, 2001
title Crystallographic Structure Of A Relaxed Glutamine Synthetase Mycobacterium Tuberculosis
authors H.S.Gill, D.Eisenberg, Tb Structural Genomics Consortium (Tbsg
compound source
Molecule: Glutamine Synthetase
Chain: A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R V, W, X;
Synonym: Gs, Glutamate--Ammonia Ligase 1
Ec: 6.3.1.2
Engineered: Yes
Organism_scientific: Mycobacterium Tuberculosis
Organism_taxid: 1773
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Ymc21e
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Ptrchisb
symmetry Space Group: P 21 21 21
R_factor 0.227 R_Free 0.255
crystal
cell
length a length b length c angle alpha angle beta angle gamma
207.720 257.690 274.500 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.40 Å
ligand AMP, CIT, MN enzyme Ligase E.C.6.3.1.2 BRENDA
related structures by homologous chain: 1HTQ
Gene
Ontology
ChainFunctionProcessComponent
S, F, T, N, K, E, V, Q, M, C, L, A, J, O, W, X, P, B, H, D, R, I, G, U


Primary referenceMulticopy crystallographic refinement of a relaxed glutamine synthetase from Mycobacterium tuberculosis highlights flexible loops in the enzymatic mechanism and its regulation., Gill HS, Pfluegl GM, Eisenberg D, Biochemistry 2002 Aug 6;41(31):9863-72. PMID:12146952
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (1938 Kb) [Save to disk]
  • Biological Unit Coordinates (1hto.pdb1.gz) 976 Kb
  • Biological Unit Coordinates (1hto.pdb2.gz) 971 Kb
  • LPC: Ligand-Protein Contacts for 1HTO
  • CSU: Contacts of Structural Units for 1HTO
  • Likely Quarternary Molecular Structure file(s) for 1HTO
  • Structure Factors (4201 Kb)
  • Retrieve 1HTO in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1HTO from S2C, [Save to disk]
  • Re-refined 1hto structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1HTO 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 1HTO
  • 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 1HTO, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1htoa1, region A:1-100 [Jmol] [rasmolscript] [script source]
        - Domain d1htoa2, region A:101-468 [Jmol] [rasmolscript] [script source]
        - Domain d1htob1, region B:1-100 [Jmol] [rasmolscript] [script source]
        - Domain d1htob2, region B:101-468 [Jmol] [rasmolscript] [script source]
        - Domain d1htoc1, region C:1-100 [Jmol] [rasmolscript] [script source]
        - Domain d1htoc2, region C:101-468 [Jmol] [rasmolscript] [script source]
        - Domain d1htod1, region D:1-100 [Jmol] [rasmolscript] [script source]
        - Domain d1htod2, region D:101-468 [Jmol] [rasmolscript] [script source]
        - Domain d1htoe1, region E:1-100 [Jmol] [rasmolscript] [script source]
        - Domain d1htoe2, region E:101-468 [Jmol] [rasmolscript] [script source]
        - Domain d1htof1, region F:1-100 [Jmol] [rasmolscript] [script source]
        - Domain d1htof2, region F:101-468 [Jmol] [rasmolscript] [script source]
        - Domain d1htog1, region G:1-100 [Jmol] [rasmolscript] [script source]
        - Domain d1htog2, region G:101-468 [Jmol] [rasmolscript] [script source]
        - Domain d1htoh1, region H:1-100 [Jmol] [rasmolscript] [script source]
        - Domain d1htoh2, region H:101-468 [Jmol] [rasmolscript] [script source]
        - Domain d1htoi1, region I:1-100 [Jmol] [rasmolscript] [script source]
        - Domain d1htoi2, region I:101-468 [Jmol] [rasmolscript] [script source]
        - Domain d1htoj1, region J:1-100 [Jmol] [rasmolscript] [script source]
        - Domain d1htoj2, region J:101-468 [Jmol] [rasmolscript] [script source]
        - Domain d1htok1, region K:1-100 [Jmol] [rasmolscript] [script source]
        - Domain d1htok2, region K:101-468 [Jmol] [rasmolscript] [script source]
        - Domain d1htol1, region L:1-100 [Jmol] [rasmolscript] [script source]
        - Domain d1htol2, region L:101-468 [Jmol] [rasmolscript] [script source]
        - Domain d1htom1, region M:1-100 [Jmol] [rasmolscript] [script source]
        - Domain d1htom2, region M:101-468 [Jmol] [rasmolscript] [script source]
        - Domain d1hton1, region N:1-100 [Jmol] [rasmolscript] [script source]
        - Domain d1hton2, region N:101-468 [Jmol] [rasmolscript] [script source]
        - Domain d1htoo1, region O:1-100 [Jmol] [rasmolscript] [script source]
        - Domain d1htoo2, region O:101-468 [Jmol] [rasmolscript] [script source]
        - Domain d1htop1, region P:1-100 [Jmol] [rasmolscript] [script source]
        - Domain d1htop2, region P:101-468 [Jmol] [rasmolscript] [script source]
        - Domain d1htoq1, region Q:1-100 [Jmol] [rasmolscript] [script source]
        - Domain d1htoq2, region Q:101-468 [Jmol] [rasmolscript] [script source]
        - Domain d1htor1, region R:1-100 [Jmol] [rasmolscript] [script source]
        - Domain d1htor2, region R:101-468 [Jmol] [rasmolscript] [script source]
        - Domain d1htos1, region S:1-100 [Jmol] [rasmolscript] [script source]
        - Domain d1htos2, region S:101-468 [Jmol] [rasmolscript] [script source]
        - Domain d1htot1, region T:1-100 [Jmol] [rasmolscript] [script source]
        - Domain d1htot2, region T:101-468 [Jmol] [rasmolscript] [script source]
        - Domain d1htou1, region U:1-100 [Jmol] [rasmolscript] [script source]
        - Domain d1htou2, region U:101-468 [Jmol] [rasmolscript] [script source]
        - Domain d1htov1, region V:1-100 [Jmol] [rasmolscript] [script source]
        - Domain d1htov2, region V:101-468 [Jmol] [rasmolscript] [script source]
        - Domain d1htow1, region W:1-100 [Jmol] [rasmolscript] [script source]
        - Domain d1htow2, region W:101-468 [Jmol] [rasmolscript] [script source]
        - Domain d1htox1, region X:1-100 [Jmol] [rasmolscript] [script source]
        - Domain d1htox2, region X:101-468 [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: [1hto_D] [1hto_U] [1hto_S] [1hto_P] [1hto_A] [1hto_M] [1hto_H] [1hto_C] [1hto_W] [1hto_B] [1hto_K] [1hto_E] [1hto_V] [1hto_L] [1hto_J] [1hto_G] [1hto_F] [1hto_I] [1hto_O] [1hto_Q] [1hto_N] [1hto_T] [1hto_R] [1hto_X] [1hto]
  • SWISS-PROT database: [P0A590]
  • Domain organization of [GLNA1_MYCTU] by SWISSPFAM
  • Domain found in 1HTO: [Gln-synt_C ] by SMART
  • Other resources with information on 1HTO
  • Community annotation for 1HTO at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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