Enzyme:4.2.1.75

Upper Levels: EC4.-.-.- Lyases. : EC4.2.-.- Carbon-oxygen lyases. : EC4.2.1.- Hydro-lyases.

IDs and Links
IUBMB	EC4
ExPaSy	NiceZyme 4.2.1.75

hydroxymethylbilane hydro-lyase (cyclizing)
Systematic Name	hydroxymethylbilane hydro-lyase (cyclizing)
Common Name	uroporphyrinogen-III synthase porphobilinogenase uroporphyrinogen isomerase uroporphyrinogen III cosynthase

Hydroxy-methylbilane = Uroporphyrinogen III + H2O (links: Hydroxy-methylbilane = Uroporphyrinogen III)

Hydroxy-methylbilane <Mapping> AtomMap:BMCCPPBL0006$BMCCPPPR0009$0 Uroporphyrinogen III 1 ↔ 1 2 ↔ 2 3 ↔ 3 4 ↔ 4 5 ↔ 5 6 ↔ 6 7 ↔ 7 8 ↔ 8 9 ↔ 9 10 ↔ 10 11 ↔ 11 12 ↔ 12 13 ↔ 13 14 ↔ 14 15 ↔ 15 16 ↔ 19 17 ↔ 18 18 ↔ 17 19 ↔ 16 20 ↔ 21 21 ↔ 22 22 ↔ 23 23 ↔ 24 24 ↔ 20 25 ↔ 25 26 ↔ 26 27 ↔ 27 28 ↔ 28 29 ↔ 29 30 ↔ 30 31 ↔ 31 32 ↔ 32 33 ↔ 33 34 ↔ 34 35 ↔ 35 36 ↔ 36 37 ↔ 37 38 ↔ 38 39 ↔ 39 40 ↔ 43 41 ↔ 44 42 ↔ 40 43 ↔ 41 44 ↔ 42