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 12 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
TkA03G518320
TK1151: TkA03G518320;TkA03G518380
OH-1004: LXL04_010308
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104800.1:143958896-143961172
-
go:0016099 monoterpenoid biosynthetic process biological_process
TkA03G571550
TK1151: TkA03G571550;TkA08G016680
OH-1004: LXL04_011190
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104800.1:159679475-159681153
-
go:0016114 terpenoid biosynthetic process biological_process
TkA02G586330
TK1151: TkA02G586330
OH-1004: LXL04_012126
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104801.1:6924470-6926663
-
go:0016114 terpenoid biosynthetic process biological_process
LXL04_012128
TK1151: -
OH-1004: LXL04_012128
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104801.1:6929177-6931370
-
go:0016114 terpenoid biosynthetic process biological_process
TkA02G548640
TK1151: TkA02G548640
OH-1004: LXL04_012632
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104801.1:15906843-15908540
+
go:0016114 terpenoid biosynthetic process biological_process
LXL04_014538
TK1151: -
OH-1004: LXL04_014538
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationSwiss-Prot CM104801.1:51953503-51954015
-
go:0016114 terpenoid biosynthetic process biological_process
LXL04_015620
TK1151: -
OH-1004: LXL04_015620
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104801.1:77809116-77812009
+
go:0016114 terpenoid biosynthetic process biological_process
TkA02G180040
TK1151: TkA02G180040
OH-1004: LXL04_016178
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104801.1:113362366-113364045
-
go:0016114 terpenoid biosynthetic process biological_process
LXL04_016180
TK1151: -
OH-1004: LXL04_016180
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104801.1:113396600-113398279
-
go:0016114 terpenoid biosynthetic process biological_process
TkA02G159610
TK1151: TkA02G159610;TkA02G159720
OH-1004: LXL04_016299
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationSwiss-ProtCoexpression CM104801.1:117805721-117806576
+
go:0016117 carotenoid biosynthetic process biological_process

TkA03G518320

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source IDTkA03G518320;TkA03G518380
LocationCM104800.1:143958896-143961172 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016099 monoterpenoid biosynthetic process biological_process

TkA03G571550

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source IDTkA03G571550;TkA08G016680
LocationCM104800.1:159679475-159681153 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016114 terpenoid biosynthetic process biological_process

TkA02G586330

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source IDTkA02G586330
LocationCM104801.1:6924470-6926663 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016114 terpenoid biosynthetic process biological_process

LXL04_012128

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source ID-
LocationCM104801.1:6929177-6931370 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016114 terpenoid biosynthetic process biological_process

TkA02G548640

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source IDTkA02G548640
LocationCM104801.1:15906843-15908540 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0016114 terpenoid biosynthetic process biological_process

LXL04_014538

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source ID-
LocationCM104801.1:51953503-51954015 -
EvidenceGOExpressionLocalizationSwiss-Prot
Key evidencego:0016114 terpenoid biosynthetic process biological_process

LXL04_015620

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source ID-
LocationCM104801.1:77809116-77812009 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016114 terpenoid biosynthetic process biological_process

TkA02G180040

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source IDTkA02G180040
LocationCM104801.1:113362366-113364045 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016114 terpenoid biosynthetic process biological_process

LXL04_016180

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source ID-
LocationCM104801.1:113396600-113398279 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016114 terpenoid biosynthetic process biological_process

TkA02G159610

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source IDTkA02G159610;TkA02G159720
LocationCM104801.1:117805721-117806576 +
EvidenceGOExpressionLocalizationSwiss-ProtCoexpression
Key evidencego:0016117 carotenoid biosynthetic process 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.