CATH Domain 1b9lH00

Level	CATH Code	Description
	3	Alpha Beta
	3.30	2-Layer Sandwich
	3.30.1130	GTP Cyclohydrolase I, domain 2
	3.30.1130.10	GTP cyclohydrolase I, C-terminal domain/NADPH-dependent 7-cyano-7-deazaguanine reductase, N-terminal domain

Superfamily	3.30.1130.10
Functional Family	D-erythro-7,8-dihydroneopterin triphosphate epimerase

5.1.99.7

Dihydroneopterin triphosphate 2'-epimerase.

based on mapping to UniProt P0AC19

7,8-dihydroneopterin 3'-triphosphate = 7,8-dihydromonapterin 3'-triphosphate.

-!- The enzyme, found in gammaproteobacteria, has almost no activity with 7,8-dihydroneopterin.

FOLX_ECOLI

Escherichia coli K-12

Dihydroneopterin triphosphate 2'-epimerase

PDB	1B9L
External Links	PDBSum Proteopedia
Method	X-RAY DIFFRACTION
Organism
Primary Citation	Crystal structure of 7,8-dihydroneopterin triphosphate epimerase. Ploom, T., Haussmann, C., Hof, P., Steinbacher, S., Bacher, A., Richardson, J., Huber, R. Structure Fold.Des.