Entry
Name
4,4'-diapophytoene synthase;
dehydrosqualene synthase;
DAP synthase;
C30 carotene synthase;
CrtM
Class
Transferases;
Transferring alkyl or aryl groups, other than methyl groups;
Transferring alkyl or aryl groups, other than methyl groups (only sub-subclass identified to date)
BRITE hierarchy
Sysname
farnesyl-diphosphate:farnesyl-diphosphate farnesyltransferase (15-cis-4,4'-diapophytoene-forming)
Reaction(IUBMB)
2 (2E,6E)-farnesyl diphosphate = 15-cis-4,4'-diapophytoene + 2 diphosphate (overall reaction) [RN:
R07652 ];
(1a) 2 (2E,6E)-farnesyl diphosphate = diphosphate + presqualene diphosphate [RN:
R00702 ];
(1b) presqualene diphosphate = 15-cis-4,4'-diapophytoene + diphosphate [RN:
R09793 ]
Reaction(KEGG)
Substrate
(2E,6E)-farnesyl diphosphate [CPD:
C00448 ];
presqualene diphosphate [CPD:
C03428 ]
Product
15-cis-4,4'-diapophytoene [CPD:
C16144 ];
diphosphate [CPD:
C00013 ];
presqualene diphosphate [CPD:
C03428 ]
Comment
Requires Mn2+. Typical of Staphylococcus aureus and some other bacteria such as Heliobacillus sp.
History
EC 2.5.1.96 created 2011
Pathway
ec01110 Biosynthesis of secondary metabolites
Orthology
K10208 4,4'-diapophytoene synthase
Genes
SOF : NCTC11214_04446(crtM)
BIF : N288_02865 N288_07345
SAX : USA300HOU_2557(crtM)
SUQ : HMPREF0772_10627(crtM)
SUX : SAEMRSA15_24650(crtM)
SUF : SARLGA251_23370(crtM)
SXY : BE24_11830 BE24_13820
SPIC : SAMEA4384060_0212(crtM)
SSH : NCTC13712_02518(crtM)
SSIM : SAMEA4384339_2368(crtM)
COHN : KCTCHS21_30310(pys)
AHK : NCTC10172_00272(crtM)
AAXA : NCTC10138_01637(crtM)
RTS : CE91St31_24600(crtM)
» show all
Taxonomy
Reference
Authors
Umeno D, Tobias AV, Arnold FH
Title
Evolution of the C30 carotenoid synthase CrtM for function in a C40 pathway.
Journal
Sequence
Reference
Authors
Pelz A, Wieland KP, Putzbach K, Hentschel P, Albert K, Gotz F.
Title
Structure and biosynthesis of staphyloxanthin from Staphylococcus aureus.
Journal
Sequence
Reference
Authors
Ku B, Jeong JC, Mijts BN, Schmidt-Dannert C, Dordick JS
Title
Preparation, characterization, and optimization of an in vitro C30 carotenoid pathway.
Journal
Sequence
Reference
Authors
Liu CI, Liu GY, Song Y, Yin F, Hensler ME, Jeng WY, Nizet V, Wang AH, Oldfield E
Title
A cholesterol biosynthesis inhibitor blocks Staphylococcus aureus virulence.
Journal
Sequence
Other DBs
ExplorEnz - The Enzyme Database: 2.5.1.96
ExPASy - ENZYME nomenclature database: 2.5.1.96