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.chr11.2474 acer_truncatum acer_truncatum_Atru.chr11.2474
acer_truncatum_Atru.chr11.2493 acer_truncatum acer_truncatum_Atru.chr11.2493
acer_truncatum_Atru.chr11.2634 acer_truncatum acer_truncatum_Atru.chr11.2634
acer_truncatum_Atru.chr11.467 acer_truncatum acer_truncatum_Atru.chr11.467
acer_truncatum_Atru.chr11.573 acer_truncatum acer_truncatum_Atru.chr11.573
acer_truncatum_Atru.chr11.592 acer_truncatum acer_truncatum_Atru.chr11.592
acer_truncatum_Atru.chr11.787 acer_truncatum acer_truncatum_Atru.chr11.787
acer_truncatum_Atru.chr11.832 acer_truncatum acer_truncatum_Atru.chr11.832
acer_truncatum_Atru.chr11.910 acer_truncatum acer_truncatum_Atru.chr11.910
acer_truncatum_Atru.chr12.1018 acer_truncatum acer_truncatum_Atru.chr12.1018
acer_truncatum_Atru.chr12.1205 acer_truncatum acer_truncatum_Atru.chr12.1205
acer_truncatum_Atru.chr12.1435 acer_truncatum acer_truncatum_Atru.chr12.1435
acer_truncatum_Atru.chr12.1733 acer_truncatum acer_truncatum_Atru.chr12.1733
acer_truncatum_Atru.chr12.1736 acer_truncatum acer_truncatum_Atru.chr12.1736
acer_truncatum_Atru.chr12.1740 acer_truncatum acer_truncatum_Atru.chr12.1740
acer_truncatum_Atru.chr12.178 acer_truncatum acer_truncatum_Atru.chr12.178
acer_truncatum_Atru.chr12.180 acer_truncatum acer_truncatum_Atru.chr12.180
acer_truncatum_Atru.chr12.1825 acer_truncatum acer_truncatum_Atru.chr12.1825
acer_truncatum_Atru.chr12.1827 acer_truncatum acer_truncatum_Atru.chr12.1827
acer_truncatum_Atru.chr12.1828 acer_truncatum acer_truncatum_Atru.chr12.1828
acer_truncatum_Atru.chr12.1832 acer_truncatum acer_truncatum_Atru.chr12.1832
acer_truncatum_Atru.chr12.1969 acer_truncatum acer_truncatum_Atru.chr12.1969
acer_truncatum_Atru.chr12.2044 acer_truncatum acer_truncatum_Atru.chr12.2044
acer_truncatum_Atru.chr12.2158 acer_truncatum acer_truncatum_Atru.chr12.2158
acer_truncatum_Atru.chr12.226 acer_truncatum acer_truncatum_Atru.chr12.226
acer_truncatum_Atru.chr12.2289 acer_truncatum acer_truncatum_Atru.chr12.2289
acer_truncatum_Atru.chr12.23 acer_truncatum acer_truncatum_Atru.chr12.23
acer_truncatum_Atru.chr12.710 acer_truncatum acer_truncatum_Atru.chr12.710
acer_truncatum_Atru.chr12.89 acer_truncatum acer_truncatum_Atru.chr12.89
acer_truncatum_Atru.chr12.896 acer_truncatum acer_truncatum_Atru.chr12.896