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

2000 candidates match the current filter; 10 are shown per page (page 189 of 200). 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
TkAUNG022790
TK1151: TkAUNG022790
OH-1004: LXL04_026343
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104803.1:124925840-124927931
-
go:0006970 response to osmotic stress biological_process
TkA06G014220
TK1151: TkA06G014220
OH-1004: LXL04_026354
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104803.1:125129442-125131077
+
go:0006970 response to osmotic stress biological_process
TkA03G545690
TK1151: TkA03G545690
OH-1004: LXL04_026406
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104803.1:125859521-125861182
+
go:0006979 response to oxidative stress 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
LXL04_026553
TK1151: -
OH-1004: LXL04_026553
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104803.1:128147323-128147517
-
go:0009651 response to salt stress biological_process
LXL04_026572
TK1151: -
OH-1004: LXL04_026572
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationSwiss-ProtCoexpression CM104803.1:128430065-128434130
-
go:0010078 maintenance of root meristem identity biological_process
TkA01G043820
TK1151: TkA01G043820;TkA06G003300
OH-1004: LXL04_026582
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104803.1:128724612-128726934
-
go:0009611 response to wounding biological_process
TkA06G003160
TK1151: TkA06G003160
OH-1004: LXL04_026588
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104803.1:128949026-128949400
+
go:0009651 response to salt stress biological_process
LXL04_026591
TK1151: -
OH-1004: LXL04_026591
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104803.1:128990847-128991353
-
go:0009651 response to salt stress biological_process
TkA08G000790
TK1151: TkA08G000790;TkA08G001790
OH-1004: LXL04_026615
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104804.1:77122-80232
+
go:0006970 response to osmotic stress biological_process

TkAUNG022790

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source IDTkAUNG022790
LocationCM104803.1:124925840-124927931 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0006970 response to osmotic stress biological_process

TkA06G014220

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source IDTkA06G014220
LocationCM104803.1:125129442-125131077 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0006970 response to osmotic stress biological_process

TkA03G545690

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source IDTkA03G545690
LocationCM104803.1:125859521-125861182 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0006979 response to oxidative stress biological_process

TkA06G008030

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

LXL04_026553

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source ID-
LocationCM104803.1:128147323-128147517 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0009651 response to salt stress biological_process

LXL04_026572

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source ID-
LocationCM104803.1:128430065-128434130 -
EvidenceGOExpressionLocalizationSwiss-ProtCoexpression
Key evidencego:0010078 maintenance of root meristem identity biological_process

TkA01G043820

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source IDTkA01G043820;TkA06G003300
LocationCM104803.1:128724612-128726934 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0009611 response to wounding biological_process

TkA06G003160

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source IDTkA06G003160
LocationCM104803.1:128949026-128949400 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0009651 response to salt stress biological_process

LXL04_026591

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source ID-
LocationCM104803.1:128990847-128991353 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0009651 response to salt stress biological_process

TkA08G000790

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source IDTkA08G000790;TkA08G001790
LocationCM104804.1:77122-80232 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0006970 response to osmotic stress 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.