CATH Classification

Domain Context

CATH Clusters

Superfamily Aldolase class I
Functional Family Tryptophan biosynthesis protein TRP1

Enzyme Information

5.3.1.24
Phosphoribosylanthranilate isomerase.
based on mapping to UniProt Q56320
N-(5-phospho-beta-D-ribosyl)anthranilate = 1-(2-carboxyphenylamino)-1- deoxy-D-ribulose 5-phosphate.
-!- In some organisms, this enzyme is part of a multifunctional protein together with one or more components of the system for biosynthesis of tryptophan (EC 2.4.2.18, EC 4.1.1.48, EC 4.1.3.27 and EC 4.2.1.20).

UniProtKB Entries (1)

Q56320
TRPF_THEMA
Thermotoga maritima MSB8
N-(5'-phosphoribosyl)anthranilate isomerase

PDB Structure

PDB 1NSJ
External Links
Method X-RAY DIFFRACTION
Organism Escherichia
Primary Citation
Crystal structure at 2.0 A resolution of phosphoribosyl anthranilate isomerase from the hyperthermophile Thermotoga maritima: possible determinants of protein stability.
Hennig, M., Sterner, R., Kirschner, K., Jansonius, J.N.
Biochemistry