PlantSME Plant secondary metabolism enzyme database
Rosmarinic acid portable pathway

Rosmarinic acid portable pathway

Rosmarinic acid pathway definition imported from the 2026-05-17 portable BLAST/HMM package.

Representative Rosmarinic Acid Reaction Route
Phenylalanine donor branch plus tyrosine acceptor branch. This pathway merges two aromatic amino-acid branches; after RAS condensation, CYP98A-type hydroxylases form rosmarinic acid with CPR electron-transfer support. The page displays annotatable members in the current reference library.
7 curated steps/modules
Phenylalanine Donor Branch
01
Substrate
L-Phenylalanine
C9H11NO2
C6H5-CH2-CH(NH2)-COOH
Deamination into the phenylpropanoid donor branch
Product
trans-Cinnamic acid
C9H8O2
C6H5-CH=CH-COOH
PAL converts L-phenylalanine to cinnamate as the entry step toward the 4-coumaroyl-CoA donor.
02
Substrate
trans-Cinnamic acid
C9H8O2
C6H5-CH=CH-COOH
Cinnamate 4-hydroxylation
Product
4-Coumaric acid
C9H8O3
4-HO-C6H4-CH=CH-COOH
C4H/CYP73A forms 4-coumaric acid for downstream CoA activation.
03
Substrate
4-Coumaric acid
C9H8O3
4-HO-C6H4-CH=CH-COOH
Substrate
CoA
C21H36N7O16P3S
CoA-SH
CoA ligation to form the RAS acyl donor
Product
4-Coumaroyl-CoA
C30H38N7O18P3S
4-HO-C6H4-CH=CH-C(=O)-SCoA
4CL generates 4-coumaroyl-CoA as the acyl donor for the RAS condensation reaction.
Tyrosine Acceptor Branch And Condensation
04
Substrate
L-Tyrosine
C9H11NO3
4-HO-C6H4-CH2-CH(NH2)-COOH
Transamination to 4-hydroxyphenylpyruvate
Product
4-Hydroxyphenylpyruvate
C9H8O4
4-HO-C6H4-CH2-C(=O)-COOH
TAT routes L-tyrosine into the 4-hydroxyphenylpyruvate acceptor branch.
05
Substrate
4-Hydroxyphenylpyruvate
C9H8O4
4-HO-C6H4-CH2-C(=O)-COOH
Reduction to the HPLA acceptor
Product
4-Hydroxyphenyllactate
C9H10O4
4-HO-C6H4-CH2-CH(OH)-COOH
HPPR reduces 4-hydroxyphenylpyruvate to 4-hydroxyphenyllactate.
06
Substrate
4-Coumaroyl-CoA
C30H38N7O18P3S
4-HO-C6H4-CH=CH-C(=O)-SCoA
Substrate
4-Hydroxyphenyllactate
C9H10O4
4-HO-C6H4-CH2-CH(OH)-COOH
Ester-forming condensation
Product
4-Coumaroyl-4'-hydroxyphenyllactate
C18H16O7
4-HO-C6H4-CH=CH-C(=O)-O-CH(COOH)-CH2-Ar-OH
RAS couples the acyl donor with the HPLA acceptor to form the direct rosmarinic-acid precursor.
07
Substrate
4-Coumaroyl-4'-hydroxyphenyllactate
C18H16O7
mono-catechol ester precursor
CYP98A14-type hydroxylation with CPR electron-transfer support
Product
Rosmarinic acid
C18H16O8
caffeoyl-O-3,4-dihydroxyphenyllactate
CYP98A14 or close CYP98A enzymes catalyse 3/3' hydroxylation; CPR in the current reference library represents electron-transfer support for this P450 reaction and should not be interpreted as CPR alone performing hydroxylation.
Lineage Distribution
Assignments under this module are distributed across the following plant lineages.
Module Gene List
GeneSpeciesProtein ID
acer_truncatum_Atru.chr12.897 acer_truncatum acer_truncatum_Atru.chr12.897
acer_truncatum_Atru.chr12.972 acer_truncatum acer_truncatum_Atru.chr12.972
acer_truncatum_Atru.chr12.993 acer_truncatum acer_truncatum_Atru.chr12.993
acer_truncatum_Atru.chr13.1004 acer_truncatum acer_truncatum_Atru.chr13.1004
acer_truncatum_Atru.chr13.1005 acer_truncatum acer_truncatum_Atru.chr13.1005
acer_truncatum_Atru.chr13.1232 acer_truncatum acer_truncatum_Atru.chr13.1232
acer_truncatum_Atru.chr13.1275 acer_truncatum acer_truncatum_Atru.chr13.1275
acer_truncatum_Atru.chr13.136 acer_truncatum acer_truncatum_Atru.chr13.136
acer_truncatum_Atru.chr13.1398 acer_truncatum acer_truncatum_Atru.chr13.1398
acer_truncatum_Atru.chr13.1449 acer_truncatum acer_truncatum_Atru.chr13.1449
acer_truncatum_Atru.chr13.1473 acer_truncatum acer_truncatum_Atru.chr13.1473
acer_truncatum_Atru.chr13.1597 acer_truncatum acer_truncatum_Atru.chr13.1597
acer_truncatum_Atru.chr13.1598 acer_truncatum acer_truncatum_Atru.chr13.1598
acer_truncatum_Atru.chr13.163 acer_truncatum acer_truncatum_Atru.chr13.163
acer_truncatum_Atru.chr13.164 acer_truncatum acer_truncatum_Atru.chr13.164
acer_truncatum_Atru.chr13.1939 acer_truncatum acer_truncatum_Atru.chr13.1939
acer_truncatum_Atru.chr13.2194 acer_truncatum acer_truncatum_Atru.chr13.2194
acer_truncatum_Atru.chr13.2292 acer_truncatum acer_truncatum_Atru.chr13.2292
acer_truncatum_Atru.chr13.256 acer_truncatum acer_truncatum_Atru.chr13.256
acer_truncatum_Atru.chr13.2623 acer_truncatum acer_truncatum_Atru.chr13.2623
acer_truncatum_Atru.chr13.416 acer_truncatum acer_truncatum_Atru.chr13.416
acer_truncatum_Atru.chr13.455 acer_truncatum acer_truncatum_Atru.chr13.455
acer_truncatum_Atru.chr13.518 acer_truncatum acer_truncatum_Atru.chr13.518
acer_truncatum_Atru.chr13.524 acer_truncatum acer_truncatum_Atru.chr13.524
acer_truncatum_Atru.chr13.598 acer_truncatum acer_truncatum_Atru.chr13.598
acer_truncatum_Atru.chr13.601 acer_truncatum acer_truncatum_Atru.chr13.601
acer_truncatum_Atru.chr13.695 acer_truncatum acer_truncatum_Atru.chr13.695
acer_truncatum_Atru.chr13.774 acer_truncatum acer_truncatum_Atru.chr13.774
acer_truncatum_Atru.chr13.775 acer_truncatum acer_truncatum_Atru.chr13.775
acer_truncatum_Atru.chr13.777 acer_truncatum acer_truncatum_Atru.chr13.777