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 94 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
TkA07G031680
TK1151: TkA07G031680
OH-1004: LXL04_027089
Rubber biosynthesis
Rubber biosynthesis candidates
Medium
score 6
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104804.1:8609069-8610331
+
GO:0016114
LXL04_027160
TK1151: -
OH-1004: LXL04_027160
Latex/root related candidates
Latex/root associated candidates
Medium
score 6
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104804.1:9838997-9841963
-
go:0010311 lateral root formation biological_process
TkA07G038400
TK1151: TkA07G038400
OH-1004: LXL04_027181
Latex/root related candidates
Latex/root associated candidates
Medium
score 6
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104804.1:10440962-10442223
-
go:0006970 response to osmotic stress biological_process
TkA01G447830
TK1151: TkA01G447830;TkA02G338740;TkA04G077360;TkA07G040610
OH-1004: LXL04_027230
Latex/root related candidates
Latex/root associated candidates
Medium
score 6
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104804.1:11351874-11357170
+
go:0006970 response to osmotic stress biological_process
TkA07G041320
TK1151: TkA07G041320
OH-1004: LXL04_027247
Rubber biosynthesis
Rubber biosynthesis candidates
Medium
score 6
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104804.1:11658612-11662277
-
GO:0016740
TkA03G523660
TK1151: TkA03G523660;TkA03G561560;TkA07G057540
OH-1004: LXL04_027419
Latex/root related candidates
Latex/root associated candidates
Medium
score 6
FunctionGOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104804.1:15450086-15451267
-
go:0048364 root development biological_process
LXL04_027421
TK1151: -
OH-1004: LXL04_027421
Latex/root related candidates
Latex/root associated candidates
Medium
score 6
GOExpressionLocalizationSwiss-Prot CM104804.1:15526597-15528632
-
go:0009611 response to wounding biological_process
TkA07G067630
TK1151: TkA07G067630
OH-1004: LXL04_027497
Latex/root related candidates
Latex/root associated candidates
Medium
score 6
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104804.1:17303431-17304345
+
go:0006970 response to osmotic stress biological_process
TkA02G191150
TK1151: TkA02G191150;TkA07G069110
OH-1004: LXL04_027512
Latex/root related candidates
Latex/root associated candidates
Medium
score 6
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104804.1:17691366-17695996
+
go:0010071 root meristem specification biological_process
TkA07G069840
TK1151: TkA07G069840
OH-1004: LXL04_027518
Terpenoid metabolism
Terpenoid metabolism
Medium
score 6
FunctionGOExpressionLocalizationPfamSwiss-ProtCoexpression CM104804.1:17993561-17995643
+
go:0010436 carotenoid dioxygenase activity molecular_function

TkA07G031680

Rubber biosynthesisRubber biosynthesis candidatesMedium · score 6
Source IDTkA07G031680
LocationCM104804.1:8609069-8610331 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidenceGO:0016114

LXL04_027160

Latex/root related candidatesLatex/root associated candidatesMedium · score 6
Source ID-
LocationCM104804.1:9838997-9841963 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0010311 lateral root formation biological_process

TkA07G038400

Latex/root related candidatesLatex/root associated candidatesMedium · score 6
Source IDTkA07G038400
LocationCM104804.1:10440962-10442223 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0006970 response to osmotic stress biological_process

TkA01G447830

Latex/root related candidatesLatex/root associated candidatesMedium · score 6
Source IDTkA01G447830;TkA02G338740;TkA04G077360;TkA07G040610
LocationCM104804.1:11351874-11357170 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0006970 response to osmotic stress biological_process

TkA07G041320

Rubber biosynthesisRubber biosynthesis candidatesMedium · score 6
Source IDTkA07G041320
LocationCM104804.1:11658612-11662277 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidenceGO:0016740

TkA03G523660

Latex/root related candidatesLatex/root associated candidatesMedium · score 6
Source IDTkA03G523660;TkA03G561560;TkA07G057540
LocationCM104804.1:15450086-15451267 -
EvidenceFunctionGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0048364 root development biological_process

LXL04_027421

Latex/root related candidatesLatex/root associated candidatesMedium · score 6
Source ID-
LocationCM104804.1:15526597-15528632 -
EvidenceGOExpressionLocalizationSwiss-Prot
Key evidencego:0009611 response to wounding biological_process

TkA07G067630

Latex/root related candidatesLatex/root associated candidatesMedium · score 6
Source IDTkA07G067630
LocationCM104804.1:17303431-17304345 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0006970 response to osmotic stress biological_process

TkA02G191150

Latex/root related candidatesLatex/root associated candidatesMedium · score 6
Source IDTkA02G191150;TkA07G069110
LocationCM104804.1:17691366-17695996 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0010071 root meristem specification biological_process

TkA07G069840

Terpenoid metabolismTerpenoid metabolismMedium · score 6
Source IDTkA07G069840
LocationCM104804.1:17993561-17995643 +
EvidenceFunctionGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0010436 carotenoid dioxygenase activity molecular_function

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.