1TH8	Transcription	date	Jun 01, 2004
title	Crystal Structures Of The Adp And Atp Bound Forms Of The Bac Anti-Sigma Factor Spoiiab In Complex With The Anti-Anti-Sig Spoiiaa: Inhibitory Complex With Adp, Crystal Form II
authors	S.Masuda, K.S.Murakami, S.Wang, C.A.Olson, J.Donigian, F.Leon, S.A E.A.Campbell
compound		source
Molecule: Anti-Sigma F Factor Chain: A Synonym: Stage II Sporulation Protein Ab Ec: 2.7.1.37 Engineered: Yes		Organism_scientific: Geobacillus Stearothermophilus Organism_taxid: 1422 Gene: Spoiiab Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet21a
Molecule: Anti-Sigma F Factor Antagonist Chain: B Synonym: Stage II Sporulation Protein Aa Engineered: Yes		Organism_scientific: Geobacillus Stearothermophilus Organism_taxid: 1422 Gene: Spoiiaa Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21 (De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet21a
symmetry	Space Group: H 3 2	R_factor 0.214 R_Free 0.253
crystal cell	length a length b length c angle alpha angle beta angle gamma 153.646 153.646 97.517 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.40 Å
ligand	ADP, MG	enzyme	Transferase E.C.2.7.1.37 BRENDA
note	1TH8 is a representative structure
related structures	by homologous chain: 1THN
Gene Ontology	Chain Function Process Component A B anti-sigma factor antagonist...
Primary reference	Crystal Structures of the ADP and ATP Bound Forms of the Bacillus Anti-sigma Factor SpoIIAB in Complex with the Anti-anti-sigma SpoIIAA., Masuda S, Murakami KS, Wang S, Anders Olson C, Donigian J, Leon F, Darst SA, Campbell EA, J Mol Biol 2004 Jul 23;340(5):941-56. PMID:15236958

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (46 Kb) [Save to disk] Biological Unit Coordinates (1th8.pdb1.gz) 81 Kb LPC: Ligand-Protein Contacts for 1TH8 CSU: Contacts of Structural Units for 1TH8 Likely Quarternary Molecular Structure file(s) for 1TH8 Structure Factors (144 Kb) Retrieve 1TH8 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1TH8 from S2C, [Save to disk] Re-refined 1th8 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1TH8 in 3D

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Visual 3D analysis of 1TH8

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 1TH8, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1th8a_, region A [Jmol] [rasmolscript] [script source]     - Domain d1th8b_, region B [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: [1th8_A] [1th8] [1th8_B] SWISS-PROT database: [O32726] [O32727] Domain organization of [SP2AA_BACST] [SP2AB_BACST] by SWISSPFAM Domain found in 1TH8: [HATPase_c ] by SMART

Other resources with information on 1TH8

Community annotation for 1TH8 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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