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 192 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
LXL04_027681
TK1151: -
OH-1004: LXL04_027681
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104804.1:21719233-21719841
+
go:0016114 terpenoid biosynthetic process biological_process
LXL04_027696
TK1151: -
OH-1004: LXL04_027696
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104804.1:21965494-21966608
-
go:0016114 terpenoid biosynthetic process biological_process
TkA07G087260
TK1151: TkA07G087260
OH-1004: LXL04_027706
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104804.1:22160161-22161943
+
go:0006970 response to osmotic stress biological_process
LXL04_027722
TK1151: -
OH-1004: LXL04_027722
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationSwiss-ProtPPICoexpression CM104804.1:22525979-22526587
+
go:0006970 response to osmotic stress biological_process
LXL04_027723
TK1151: -
OH-1004: LXL04_027723
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationSwiss-ProtPPI CM104804.1:22537948-22538157
+
go:0016104 triterpenoid biosynthetic process biological_process
TkA07G088970
TK1151: TkA07G088970;TkA08G303670
OH-1004: LXL04_027729
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104804.1:22594762-22596323
-
go:0016114 terpenoid biosynthetic process biological_process
TkA07G089110
TK1151: TkA07G089110
OH-1004: LXL04_027730
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104804.1:22627072-22628695
+
go:0016114 terpenoid biosynthetic process biological_process
TkA07G086490
TK1151: TkA07G086490;TkA07G086540;TkA07G089660;TkA07G089670
OH-1004: LXL04_027737
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104804.1:22834752-22836457
+
go:0016114 terpenoid biosynthetic process biological_process
TkA07G091040
TK1151: TkA07G091040;TkA07G091240;TkA07G096490
OH-1004: LXL04_027757
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104804.1:23242094-23249729
+
go:0016104 triterpenoid biosynthetic process biological_process
TkA07G093280
TK1151: TkA07G093280
OH-1004: LXL04_027769
Terpenoid metabolism
Terpenoid metabolism
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104804.1:23723560-23726143
+
go:0016114 terpenoid biosynthetic process biological_process

LXL04_027681

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source ID-
LocationCM104804.1:21719233-21719841 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016114 terpenoid biosynthetic process biological_process

LXL04_027696

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source ID-
LocationCM104804.1:21965494-21966608 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016114 terpenoid biosynthetic process biological_process

TkA07G087260

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source IDTkA07G087260
LocationCM104804.1:22160161-22161943 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0006970 response to osmotic stress biological_process

LXL04_027722

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source ID-
LocationCM104804.1:22525979-22526587 +
EvidenceGOExpressionLocalizationSwiss-ProtPPICoexpression
Key evidencego:0006970 response to osmotic stress biological_process

LXL04_027723

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source ID-
LocationCM104804.1:22537948-22538157 +
EvidenceGOExpressionLocalizationSwiss-ProtPPI
Key evidencego:0016104 triterpenoid biosynthetic process biological_process

TkA07G088970

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source IDTkA07G088970;TkA08G303670
LocationCM104804.1:22594762-22596323 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016114 terpenoid biosynthetic process biological_process

TkA07G089110

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source IDTkA07G089110
LocationCM104804.1:22627072-22628695 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016114 terpenoid biosynthetic process biological_process

TkA07G086490

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source IDTkA07G086490;TkA07G086540;TkA07G089660;TkA07G089670
LocationCM104804.1:22834752-22836457 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016114 terpenoid biosynthetic process biological_process

TkA07G091040

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source IDTkA07G091040;TkA07G091240;TkA07G096490
LocationCM104804.1:23242094-23249729 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016104 triterpenoid biosynthetic process biological_process

TkA07G093280

Terpenoid metabolismTerpenoid metabolismMedium · score 4
Source IDTkA07G093280
LocationCM104804.1:23723560-23726143 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0016114 terpenoid 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.