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 116 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
TkA01G638010
TK1151: TkA01G638010;TkA01G638200;TkA01G638210;TkA06G459240
OH-1004: LXL04_000054
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104799.1:1319931-1335864
+
go:0006950 response to stress biological_process
TkA01G167860
TK1151: TkA01G167860;TkA01G638130;TkA02G401210;TkA02G587620;TkA03G402100
OH-1004: LXL04_000057
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104799.1:1366165-1369110
+
go:0006950 response to stress biological_process
TkA01G636440
TK1151: TkA01G636440
OH-1004: LXL04_000076
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104799.1:1794271-1796162
+
go:0006970 response to osmotic stress biological_process
LXL04_000095
TK1151: -
OH-1004: LXL04_000095
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104799.1:2207439-2209229
+
go:0006970 response to osmotic stress biological_process
TkA01G632490
TK1151: TkA01G632490;TkA01G632500;TkA07G230540
OH-1004: LXL04_000125
MVA/MEP and isoprenoid
Prenyl-donor metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104799.1:2817592-2820550
+
go:0004659 prenyltransferase activity molecular_function
TkA01G626770
TK1151: TkA01G626770
OH-1004: LXL04_000238
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104799.1:4428673-4431171
+
go:0006979 response to oxidative stress biological_process
TkA01G625230
TK1151: TkA01G625230;TkA08G210790
OH-1004: LXL04_000251
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104799.1:4740771-4741759
-
go:0048364 root development biological_process
TkA01G625220
TK1151: TkA01G625220
OH-1004: LXL04_000252
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104799.1:4758756-4761885
-
go:0048364 root development biological_process
TkA01G624900
TK1151: TkA01G624900;TkA02G400510;TkA06G376640
OH-1004: LXL04_000258
MVA/MEP and isoprenoid
Mevalonate pathway
Medium
score 4
FunctionGOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104799.1:4829778-4832930
+
go:0004419 hydroxymethylglutaryl-coa lyase activity molecular_function
TkA01G623230
TK1151: TkA01G623230
OH-1004: LXL04_000276
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104799.1:5219320-5221527
+
go:0006950 response to stress biological_process

TkA01G638010

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source IDTkA01G638010;TkA01G638200;TkA01G638210;TkA06G459240
LocationCM104799.1:1319931-1335864 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0006950 response to stress biological_process

TkA01G167860

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source IDTkA01G167860;TkA01G638130;TkA02G401210;TkA02G587620;TkA03G402100
LocationCM104799.1:1366165-1369110 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0006950 response to stress biological_process

TkA01G636440

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source IDTkA01G636440
LocationCM104799.1:1794271-1796162 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0006970 response to osmotic stress biological_process

LXL04_000095

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source ID-
LocationCM104799.1:2207439-2209229 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0006970 response to osmotic stress biological_process

TkA01G632490

MVA/MEP and isoprenoidPrenyl-donor metabolismMedium · score 4
Source IDTkA01G632490;TkA01G632500;TkA07G230540
LocationCM104799.1:2817592-2820550 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0004659 prenyltransferase activity molecular_function

TkA01G626770

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source IDTkA01G626770
LocationCM104799.1:4428673-4431171 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0006979 response to oxidative stress biological_process

TkA01G625230

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source IDTkA01G625230;TkA08G210790
LocationCM104799.1:4740771-4741759 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0048364 root development biological_process

TkA01G625220

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source IDTkA01G625220
LocationCM104799.1:4758756-4761885 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0048364 root development biological_process

TkA01G624900

MVA/MEP and isoprenoidMevalonate pathwayMedium · score 4
Source IDTkA01G624900;TkA02G400510;TkA06G376640
LocationCM104799.1:4829778-4832930 +
EvidenceFunctionGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0004419 hydroxymethylglutaryl-coa lyase activity molecular_function

TkA01G623230

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source IDTkA01G623230
LocationCM104799.1:5219320-5221527 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0006950 response to 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.