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 14 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
TkA06G097850
TK1151: TkA06G097850
OH-1004: LXL04_024890
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104803.1:101566202-101568006
+
go:0016114 terpenoid biosynthetic process biological_process
TkA06G096500
TK1151: TkA06G096500
OH-1004: LXL04_024906
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104803.1:101955043-101956723
-
go:0016114 terpenoid biosynthetic process biological_process
TkA06G096400
TK1151: TkA06G096400
OH-1004: LXL04_024907
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104803.1:101969009-101970691
+
go:0016114 terpenoid biosynthetic process biological_process
LXL04_024910
TK1151: -
OH-1004: LXL04_024910
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104803.1:102022825-102024502
-
go:0016114 terpenoid biosynthetic process biological_process
TkA06G095920
TK1151: TkA06G095920
OH-1004: LXL04_024914
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104803.1:102100691-102102381
-
go:0016114 terpenoid biosynthetic process biological_process
TkA06G008030
TK1151: TkA06G008030
OH-1004: LXL04_026504
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104803.1:127464410-127467025
+
go:0016099 monoterpenoid biosynthetic process biological_process
TkA07G031680
TK1151: TkA07G031680
OH-1004: LXL04_027089
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104804.1:8609069-8610331
+
go:0016114 terpenoid biosynthetic process biological_process
TkA07G070940
TK1151: TkA07G070940;TkA07G088860;TkA08G419110
OH-1004: LXL04_027526
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104804.1:18203627-18211513
-
go:0016104 triterpenoid biosynthetic process biological_process
LXL04_027542
TK1151: -
OH-1004: LXL04_027542
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationSwiss-Prot CM104804.1:18507862-18509777
-
go:0016104 triterpenoid biosynthetic process biological_process
TkA03G571030
TK1151: TkA03G571030
OH-1004: LXL04_027549
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104804.1:18719899-18729043
+
go:0016104 triterpenoid biosynthetic process biological_process

TkA06G097850

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source IDTkA06G097850
LocationCM104803.1:101566202-101568006 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016114 terpenoid biosynthetic process biological_process

TkA06G096500

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source IDTkA06G096500
LocationCM104803.1:101955043-101956723 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016114 terpenoid biosynthetic process biological_process

TkA06G096400

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source IDTkA06G096400
LocationCM104803.1:101969009-101970691 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016114 terpenoid biosynthetic process biological_process

LXL04_024910

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source ID-
LocationCM104803.1:102022825-102024502 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016114 terpenoid biosynthetic process biological_process

TkA06G095920

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source IDTkA06G095920
LocationCM104803.1:102100691-102102381 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016114 terpenoid biosynthetic process biological_process

TkA06G008030

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source IDTkA06G008030
LocationCM104803.1:127464410-127467025 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016099 monoterpenoid biosynthetic process biological_process

TkA07G031680

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source IDTkA07G031680
LocationCM104804.1:8609069-8610331 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016114 terpenoid biosynthetic process biological_process

TkA07G070940

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source IDTkA07G070940;TkA07G088860;TkA08G419110
LocationCM104804.1:18203627-18211513 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016104 triterpenoid biosynthetic process biological_process

LXL04_027542

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source ID-
LocationCM104804.1:18507862-18509777 -
EvidenceGOExpressionLocalizationSwiss-Prot
Key evidencego:0016104 triterpenoid biosynthetic process biological_process

TkA03G571030

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source IDTkA03G571030
LocationCM104804.1:18719899-18729043 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016104 triterpenoid 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.