Rubber Biosynthesis Focus

A pathway-centered entry for MVA/MEP, IPP/DMAPP, prenyl donors, CPT/CPTL, REF/SRPP, latex/root-associated and terpenoid candidate genes.

This topic is built from precomputed GFF/GO/KEGG/homology candidate sets and linked evidence from expression, proteome, localization, Pfam, Swiss-Prot, PPI, coexpression and TFBS modules. Results are candidate evidence, not experimental validation.

The current database contains 5523 candidate records, 4979 candidate genes, and 8 pathway steps; the main display is centered on the TK1151 reference while OH-1004/LXL04 remains queryable and linked.

Cross-species Research Reference

1 reference genes are counted separately from rubber-dandelion candidates. They are literature, omics, or sequence resources from Para rubber tree, guayule, a related dandelion, and Eucommia; external function or homology is not direct validation in rubber dandelion.

1. Choose a speciesClick a species card or use the filter to focus on one reference species and material context.
2. Read the evidence typeRead the evidence and boundary column: direct experiments, omics associations, and sequence resources have different interpretation ranges.
3. Verify the sourceEach DOI, article, or public database entry is clickable; download the current filter for further comparison.
Eucommia records are a trans-polyisoprene comparator only and are excluded from natural cis-rubber candidate and pathway-card counts.
Species and materialReference gene / sequence IDPathway stepEvidence and boundarySource
Hardy rubber treeEucommia ulmoidestrans-1,4-polyisopreneTransgenic rootsEuIPIAB041629.2IDIPrenyl-donor metabolismTrans-polyisoprene precursor-supply referenceA_direct_genetic_experiment
EuIPI overexpression was associated with higher trans-polyisoprene accumulation.
Trans-polyisoprene comparator only; excluded from natural cis-rubber candidate conclusions.
10.1186/1472-6750-12-78Overexpression of EuIPI increases trans-polyisoprene accumulation

Hardy rubber tree · EuIPI

Sequence IDAB041629.2
StepPrenyl-donor metabolism · IDI
EvidenceEuIPI overexpression was associated with higher trans-polyisoprene accumulation.
BoundaryTrans-polyisoprene comparator only; excluded from natural cis-rubber candidate conclusions.

Pathway Navigation And Candidate Distribution

377 MVA/MEP and isoprenoid
Click to filter · High 204 · Medium 86 · Low 87
4466 Latex/root related candidates
Click to filter · High 231 · Medium 1284 · Low 2951
300 Rubber biosynthesis
Click to filter · High 1 · Medium 287 · Low 12
380 Terpenoid metabolism
Click to filter · High 72 · Medium 107 · Low 201

Candidate Genes

380 candidates match the current filter; 10 are shown per page (page 18 of 38). TSV exports up to 2000 rows under the current filters. Use pathway nodes or summary cards to filter, then inspect Gene Card and linked modules for evidence details.

Gene IDPathway/stepConfidenceEvidence layersLocationKey evidenceActions
LXL04_032192
TK1151: -
OH-1004: LXL04_032192
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104805.1:18495013-18495671
+
go:0016114 terpenoid biosynthetic process biological_process
TkA08G297280
TK1151: TkA08G297280;TkA08G297830
OH-1004: LXL04_033669
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104805.1:52536197-52538129
+
go:0016114 terpenoid biosynthetic process biological_process
TkA07G188560
TK1151: TkA07G188560
OH-1004: LXL04_033670
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104805.1:52560086-52563020
+
go:0016114 terpenoid biosynthetic process biological_process
LXL04_033675
TK1151: -
OH-1004: LXL04_033675
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104805.1:52686546-52687328
+
go:0016114 terpenoid biosynthetic process biological_process
TkA08G297840
TK1151: TkA08G297840;TkA08G298110;TkA08G298800
OH-1004: LXL04_033676
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104805.1:52736712-52740252
+
go:0016114 terpenoid biosynthetic process biological_process
TkA08G433330
TK1151: TkA08G433330
OH-1004: LXL04_034748
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104805.1:115718949-115720556
+
go:0016114 terpenoid biosynthetic process biological_process
TkA04G032850
TK1151: TkA04G032850;TkA04G085080;TkA04G468210;TkA08G150860
OH-1004: LXL04_036640
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104806.1:45829636-45832998
-
go:0016117 carotenoid biosynthetic process biological_process
TkA04G440430
TK1151: TkA04G440430
OH-1004: LXL04_038537
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
FunctionGOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104807.1:43533036-43535571
-
go:0004506 squalene monooxygenase activity molecular_function
TkA04G452370
TK1151: TkA04G452370
OH-1004: LXL04_038637
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104807.1:46958088-46959776
-
go:0016114 terpenoid biosynthetic process biological_process
LXL04_000095
TK1151: -
OH-1004: LXL04_000095
Terpenoid metabolism
Terpenoid metabolism
Low
score 2
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104799.1:2207439-2209229
+
go:1904630 cellular response to diterpene biological_process

LXL04_032192

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source ID-
LocationCM104805.1:18495013-18495671 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016114 terpenoid biosynthetic process biological_process

TkA08G297280

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source IDTkA08G297280;TkA08G297830
LocationCM104805.1:52536197-52538129 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016114 terpenoid biosynthetic process biological_process

TkA07G188560

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source IDTkA07G188560
LocationCM104805.1:52560086-52563020 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016114 terpenoid biosynthetic process biological_process

LXL04_033675

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source ID-
LocationCM104805.1:52686546-52687328 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016114 terpenoid biosynthetic process biological_process

TkA08G297840

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source IDTkA08G297840;TkA08G298110;TkA08G298800
LocationCM104805.1:52736712-52740252 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016114 terpenoid biosynthetic process biological_process

TkA08G433330

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source IDTkA08G433330
LocationCM104805.1:115718949-115720556 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016114 terpenoid biosynthetic process biological_process

TkA04G032850

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source IDTkA04G032850;TkA04G085080;TkA04G468210;TkA08G150860
LocationCM104806.1:45829636-45832998 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0016117 carotenoid biosynthetic process biological_process

TkA04G440430

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source IDTkA04G440430
LocationCM104807.1:43533036-43535571 -
EvidenceFunctionGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0004506 squalene monooxygenase activity molecular_function

TkA04G452370

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source IDTkA04G452370
LocationCM104807.1:46958088-46959776 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0016114 terpenoid biosynthetic process biological_process

LXL04_000095

Terpenoid metabolismTerpenoid metabolismLow · score 2
Source ID-
LocationCM104799.1:2207439-2209229 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:1904630 cellular response to diterpene biological_process

Evidence Boundary

Current results integrate annotation, GO/KEGG, homology, predicted localization, domains, expression/proteome and network evidence. High/Medium/Low indicates evidence density and consistency, not experimental validation.