PDB: 1byk Compound: trehalose operon repressor Classification: GENE REGULATION Entry date in PDB: 1999-02-09 Resolution [Å]: 2.50 R-Factor: 0.173

CHAIN: A SWISS-PROT/TREMBL: P36673    KEYWORD: 3D-structure    Complete proteome    DNA-binding    Repressor    Transcription regulation    SCOP: c.93.1.1 Alpha and beta proteins (a/b)    Periplasmic binding protein-like I    Periplasmic binding protein-like I    L-arabinose binding protein-like    Trehalose repressor, C-terminal domain    Escherichia coli GO:  intracellular    transcription factor activity    regulation of transcription, DNA-dependent    CHAIN: B SWISS-PROT/TREMBL: P36673    KEYWORD: 3D-structure    Complete proteome    DNA-binding    Repressor    Transcription regulation    SCOP: c.93.1.1 Alpha and beta proteins (a/b)    Periplasmic binding protein-like I    Periplasmic binding protein-like I    L-arabinose binding protein-like    Trehalose repressor, C-terminal domain    Escherichia coli GO:  intracellular    transcription factor activity    regulation of transcription, DNA-dependent

Image Source: PDB

Loops in ArchDB40 clusters

1byk_A_75 - HE => SUBCLASS : 1.1.1
1byk_A_75 - HE => SUBCLASS : 1.1.6
1byk_A_104 - HE => SUBCLASS : 3.1.1
1byk_A_159 - HE => SUBCLASS : 3.1.1
1byk_A_192 - HE => SUBCLASS : 3.2.1
1byk_A_241 - HE => SUBCLASS : 4.9.3
1byk_A_268 - HE => SUBCLASS : 5.4.1
1byk_A_153 - EH => SUBCLASS : 1.1.15
1byk_A_235 - EH => SUBCLASS : 2.1.1
1byk_A_64 - EH => SUBCLASS : 4.1.1
1byk_A_94 - EH => SUBCLASS : 4.30.1

Loops in ArchDB95 clusters

1byk_A_153 - EH => SUBCLASS : 1.1.23
1byk_A_153 - EH => SUBCLASS : 1.1.24
1byk_A_235 - EH => SUBCLASS : 2.1.1
1byk_A_64 - EH => SUBCLASS : 4.1.1
1byk_A_94 - EH => SUBCLASS : 4.27.1
1byk_A_75 - HE => SUBCLASS : 1.1.1
1byk_A_75 - HE => SUBCLASS : 1.2.2
1byk_A_104 - HE => SUBCLASS : 3.1.1
1byk_A_159 - HE => SUBCLASS : 3.1.1
1byk_A_192 - HE => SUBCLASS : 3.5.1

Loops not clustered in ArchDB

1byk_A_178 - EH
1byk_A_210 - EH
1byk_A_260 - EH
1byk_A_278 - EH
1byk_A_121 - HA
1byk_A_142 - HA
1byk_A_218 - HE
1byk_A_284 - HE

1byk A - percentage of sequence identity: 100
1byk B - percentage of sequence identity: 100