Function and Biology

PURINE REPRESSOR MUTANT-HYPOXANTHINE-PURF OPERATOR COMPLEX

Source organism: Escherichia coli

Sequence families

Pfam Protein families (Pfam)
PF13377
Domain description: Periplasmic binding protein-like domain
Occurring in:
  1. HTH-type transcriptional repressor PurR
The deposited structure of PDB entry 1jft contains 1 copy of Pfam domain PF13377 (Periplasmic binding protein-like domain) in HTH-type transcriptional repressor PurR. Showing 1 copy in chain B [auth A].

PF00356
Domain description: Bacterial regulatory proteins, lacI family
Occurring in:
  1. HTH-type transcriptional repressor PurR
The deposited structure of PDB entry 1jft contains 1 copy of Pfam domain PF00356 (Bacterial regulatory proteins, lacI family) in HTH-type transcriptional repressor PurR. Showing 1 copy in chain B [auth A].

InterPro InterPro annotations
IPR000843
Domain description: LacI-type HTH domain
Occurring in:
  1. HTH-type transcriptional repressor PurR
IPR046335
Domain description: Transcriptional regulator LacI/GalR-like, sensor domain
Occurring in:
  1. HTH-type transcriptional repressor PurR
IPR028082
Domain description: Periplasmic binding protein-like I
Occurring in:
  1. HTH-type transcriptional repressor PurR
IPR010982
Domain description: Lambda repressor-like, DNA-binding domain superfamily
Occurring in:
  1. HTH-type transcriptional repressor PurR

Structure domains

CATH CATH domains
3.40.50.2300
Class: Alpha Beta
Architecture: 3-Layer(aba) Sandwich
Topology: Rossmann fold
Homology: Rossmann fold
Occurring in:
  1. HTH-type transcriptional repressor PurR
The deposited structure of PDB entry 1jft contains 2 copies of CATH domain 3.40.50.2300 (Rossmann fold) in HTH-type transcriptional repressor PurR. Showing 2 copies in chain B [auth A].
1.10.260.40
Class: Mainly Alpha
Architecture: Orthogonal Bundle
Topology: 434 Repressor (Amino-terminal Domain)
Homology: lambda repressor-like DNA-binding domains
Occurring in:
  1. HTH-type transcriptional repressor PurR
The deposited structure of PDB entry 1jft contains 1 copy of CATH domain 1.10.260.40 (434 Repressor (Amino-terminal Domain)) in HTH-type transcriptional repressor PurR. Showing 1 copy in chain B [auth A].
SCOP SCOP annotations
53823
Class: Alpha and beta proteins (a/b)
Fold: Periplasmic binding protein-like I
Superfamily: Periplasmic binding protein-like I
Occurring in:
  1. HTH-type transcriptional repressor PurR
The deposited structure of PDB entry 1jft contains 1 copy of SCOP domain 53823 (L-arabinose binding protein-like) in HTH-type transcriptional repressor PurR. Showing 1 copy in chain B [auth A].
47438
Class: All alpha proteins
Fold: lambda repressor-like DNA-binding domains
Superfamily: lambda repressor-like DNA-binding domains
Occurring in:
  1. HTH-type transcriptional repressor PurR
The deposited structure of PDB entry 1jft contains 1 copy of SCOP domain 47438 (GalR/LacI-like bacterial regulator) in HTH-type transcriptional repressor PurR. Showing 1 copy in chain B [auth A].