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 5 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_006011
TK1151: -
OH-1004: LXL04_006011
MVA/MEP and isoprenoid
Prenyl-donor metabolism
High
score 16
FunctionGOExpressionLocalizationSwiss-ProtCoexpression CM104799.1:176950720-176955451
-
GO:0008299
LXL04_007243
TK1151: -
OH-1004: LXL04_007243
MVA/MEP and isoprenoid
MEP pathway
High
score 16
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104800.1:40904088-40904702
+
GO:0016114
LXL04_007299
TK1151: -
OH-1004: LXL04_007299
Terpenoid metabolism
Terpenoid metabolism
High
score 16
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104800.1:43144618-43145954
+
GO:0010333
LXL04_007300
TK1151: -
OH-1004: LXL04_007300
Terpenoid metabolism
Terpenoid metabolism
High
score 16
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104800.1:43161831-43162396
+
GO:0010333
LXL04_010116
TK1151: -
OH-1004: LXL04_010116
Terpenoid metabolism
Terpenoid metabolism
High
score 16
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104800.1:140418269-140420675
+
GO:0010333
LXL04_015581
TK1151: -
OH-1004: LXL04_015581
MVA/MEP and isoprenoid
MEP pathway
High
score 16
FunctionGOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104801.1:76526566-76530546
-
GO:0016114
TkA02G232460
TK1151: TkA02G232460
OH-1004: LXL04_015881
MVA/MEP and isoprenoid
MEP pathway
High
score 16
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104801.1:94589480-94590773
-
GO:0016114
TkA05G089340
TK1151: TkA05G089340
OH-1004: LXL04_019815
Latex/root related candidates
Latex/root associated candidates
High
score 16
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104802.1:40826087-40826792
+
go:0006970 response to osmotic stress biological_process
TkA05G399390
TK1151: TkA05G399390;TkA05G400010
OH-1004: LXL04_021493
MVA/MEP and isoprenoid
Prenyl-donor metabolism
High
score 16
FunctionGOExpressionLocalizationPfamSwiss-ProtCoexpression CM104802.1:131142497-131144074
-
GO:0008299
LXL04_029802
TK1151: -
OH-1004: LXL04_029802
MVA/MEP and isoprenoid
MEP pathway
High
score 16
FunctionGOExpressionLocalizationPfamSwiss-ProtCoexpression CM104804.1:100718120-100724223
+
GO:0016114

LXL04_006011

MVA/MEP and isoprenoidPrenyl-donor metabolismHigh · score 16
Source ID-
LocationCM104799.1:176950720-176955451 -
EvidenceFunctionGOExpressionLocalizationSwiss-ProtCoexpression
Key evidenceGO:0008299

LXL04_007243

MVA/MEP and isoprenoidMEP pathwayHigh · score 16
Source ID-
LocationCM104800.1:40904088-40904702 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidenceGO:0016114

LXL04_007299

Terpenoid metabolismTerpenoid metabolismHigh · score 16
Source ID-
LocationCM104800.1:43144618-43145954 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidenceGO:0010333

LXL04_007300

Terpenoid metabolismTerpenoid metabolismHigh · score 16
Source ID-
LocationCM104800.1:43161831-43162396 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidenceGO:0010333

LXL04_010116

Terpenoid metabolismTerpenoid metabolismHigh · score 16
Source ID-
LocationCM104800.1:140418269-140420675 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidenceGO:0010333

LXL04_015581

MVA/MEP and isoprenoidMEP pathwayHigh · score 16
Source ID-
LocationCM104801.1:76526566-76530546 -
EvidenceFunctionGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidenceGO:0016114

TkA02G232460

MVA/MEP and isoprenoidMEP pathwayHigh · score 16
Source IDTkA02G232460
LocationCM104801.1:94589480-94590773 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidenceGO:0016114

TkA05G089340

Latex/root related candidatesLatex/root associated candidatesHigh · score 16
Source IDTkA05G089340
LocationCM104802.1:40826087-40826792 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0006970 response to osmotic stress biological_process

TkA05G399390

MVA/MEP and isoprenoidPrenyl-donor metabolismHigh · score 16
Source IDTkA05G399390;TkA05G400010
LocationCM104802.1:131142497-131144074 -
EvidenceFunctionGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidenceGO:0008299

LXL04_029802

MVA/MEP and isoprenoidMEP pathwayHigh · score 16
Source ID-
LocationCM104804.1:100718120-100724223 +
EvidenceFunctionGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidenceGO:0016114

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.