IntAct European Bioinformatics Institute IntAct intact http://www.ebi.ac.uk/ http://www.ebi.ac.uk/intact/query/${ac} EBI-[0-9]+|IA:[0-9]+ INTerAction database (IntAct) provides an open source database and toolkit for the storage, presentation and analysis of molecular interactions. http://www.ebi.ac.uk/intact European Bioinformatics Institute; Wellcome Trust Genome Campus; Hinxton, Cambridge; CB10 1SD; United Kingdom http://www.ebi.ac.uk/intact/ Tetrameric architecture of the circadian clock protein KaiB. A novel interface for intermolecular interactions and its impact on the circadian rhythm. Tetrameric architecture of the circadian clock protein KaiB. A novel interface for intermolecular interactions and its impact on the circadian rhythm. J. Biol. Chem. (0021-9258) 2005 Hitomi K., Oyama T., Han S., Arvai AS., Getzoff ED. Cyanobacteria - Interaction dataset based on Cyanobacteria proteins and related species fig 1 oyama@bio.nagoya-u.ac.jp,edg@scripps.edu in vitro In vitro x-ray diffraction x-ray crystallography X-ray X-ray x-ray diffraction predetermined predetermined participant predetermined Hitomi K., Oyama T., Han S., Arvai AS., Getzoff ED. Cyanobacteria - Interaction dataset based on Cyanobacteria proteins and related species fig 1 oyama@bio.nagoya-u.ac.jp,edg@scripps.edu J. Biol. Chem. (0021-9258) 2005 Tetrameric architecture of the circadian clock protein KaiB. A novel interface for intermolecular interactions and its impact on the circadian rhythm. Tetrameric architecture of the circadian clock protein KaiB. A novel interface for intermolecular interactions and its impact on the circadian rhythm. J. Biol. Chem. (0021-9258) 2005 Hitomi K., Oyama T., Han S., Arvai AS., Getzoff ED. Cyanobacteria - Interaction dataset based on Cyanobacteria proteins and related species fig 1 oyama@bio.nagoya-u.ac.jp,edg@scripps.edu in vitro In vitro dls dynamic light scattering dls predetermined predetermined participant predetermined Hitomi K., Oyama T., Han S., Arvai AS., Getzoff ED. Cyanobacteria - Interaction dataset based on Cyanobacteria proteins and related species fig 1 oyama@bio.nagoya-u.ac.jp,edg@scripps.edu J. Biol. Chem. (0021-9258) 2005 kaib_syny3 Circadian clock protein KaiB kaiB slr0757 protein protein syny3 Synechocystis sp. (strain PCC 6803 / Kazusa) MSPFKKTYVLKLYVAGNTPNSVRALKMLKNILEQEFQGVYALKVIDVLKNPQLAEEDKILATPTLAKILPPPVRKIIGDLSDREKVLIGLDLLYDEIREREAEDQ 0A0C8618CF01B23D kaib-kaib 2 3 unspecified role unspecified role neutral component neutral component ecobb Escherichia coli (strain B / BL21) 3 unspecified role unspecified role neutral component neutral component ecobb Escherichia coli (strain B / BL21) direct interaction direct interaction The predominant state of KaiB complex (polydispersion 10%) has a hydrodynamic radius of 3.25 nm corresponding to a tetrameric state of KaiB. kaib-kaib-2 1 3 unspecified role unspecified role neutral component neutral component ecobb Escherichia coli (strain B / BL21) 3 unspecified role unspecified role neutral component neutral component ecobb Escherichia coli (strain B / BL21) direct interaction direct interaction Tetrameric KaiB assembles from two symmetric homodimers. Aromatic residues zip two KaiB dimers in tetramer. 1.90A working 25.0%, free 28.4%