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

377 candidates match the current filter; 10 are shown per page (page 4 of 38). 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_033947
TK1151: -
OH-1004: LXL04_033947
MVA/MEP and isoprenoid
MEP pathway
High
score 16
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104805.1:67678877-67679283
+
GO:0016114
LXL04_037944
TK1151: -
OH-1004: LXL04_037944
MVA/MEP and isoprenoid
Prenyl-donor metabolism
High
score 16
FunctionGOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104807.1:25923792-25925584
+
GO:0008299
LXL04_038304
TK1151: -
OH-1004: LXL04_038304
MVA/MEP and isoprenoid
MEP pathway
High
score 16
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104807.1:36915774-36916379
-
GO:0016114
TkA04G415850
TK1151: TkA04G415850
OH-1004: LXL04_038305
MVA/MEP and isoprenoid
MEP pathway
High
score 16
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104807.1:36941482-36944078
-
GO:0016114
TkAUNG089850
TK1151: TkAUNG089850;TkA02G042480;TkA02G481170;TkA04G415960;TkA07G148450
OH-1004: LXL04_038308
MVA/MEP and isoprenoid
MEP pathway
High
score 16
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104807.1:36967663-36970360
-
GO:0016114
TkA02G520890
TK1151: TkA02G520890
OH-1004: LXL04_013034
MVA/MEP and isoprenoid
MEP pathway
High
score 14
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104801.1:22823670-22831718
+
GO:0016114
TkA02G402670
TK1151: TkA02G402670
OH-1004: LXL04_014719
MVA/MEP and isoprenoid
MEP pathway
High
score 14
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104801.1:55486680-55489299
-
GO:0016114
TkA02G535540
TK1151: TkA02G535540;TkA05G451840
OH-1004: LXL04_022221
MVA/MEP and isoprenoid
Mevalonate pathway
High
score 14
FunctionGOExpressionLocalizationPfamSwiss-ProtCoexpression CM104802.1:146393099-146395586
-
GO:0008299
TkA04G317480
TK1151: TkA04G317480;TkA04G319020;TkA04G431020;TkA06G056610
OH-1004: LXL04_025486
MVA/MEP and isoprenoid
Prenyl-donor metabolism
High
score 14
FunctionGOExpressionLocalizationSwiss-ProtCoexpression CM104803.1:112454480-112455738
+
GO:0045337
TkA03G524060
TK1151: TkA03G524060
OH-1004: LXL04_027381
MVA/MEP and isoprenoid
Prenyl-donor metabolism
High
score 14
FunctionGOExpressionLocalizationPfamSwiss-ProtCoexpression CM104804.1:14579926-14584822
+
GO:0045337

LXL04_033947

MVA/MEP and isoprenoidMEP pathwayHigh · score 16
Source ID-
LocationCM104805.1:67678877-67679283 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidenceGO:0016114

LXL04_037944

MVA/MEP and isoprenoidPrenyl-donor metabolismHigh · score 16
Source ID-
LocationCM104807.1:25923792-25925584 +
EvidenceFunctionGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidenceGO:0008299

LXL04_038304

MVA/MEP and isoprenoidMEP pathwayHigh · score 16
Source ID-
LocationCM104807.1:36915774-36916379 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidenceGO:0016114

TkA04G415850

MVA/MEP and isoprenoidMEP pathwayHigh · score 16
Source IDTkA04G415850
LocationCM104807.1:36941482-36944078 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidenceGO:0016114

TkAUNG089850

MVA/MEP and isoprenoidMEP pathwayHigh · score 16
Source IDTkAUNG089850;TkA02G042480;TkA02G481170;TkA04G415960;TkA07G148450
LocationCM104807.1:36967663-36970360 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidenceGO:0016114

TkA02G520890

MVA/MEP and isoprenoidMEP pathwayHigh · score 14
Source IDTkA02G520890
LocationCM104801.1:22823670-22831718 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidenceGO:0016114

TkA02G402670

MVA/MEP and isoprenoidMEP pathwayHigh · score 14
Source IDTkA02G402670
LocationCM104801.1:55486680-55489299 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidenceGO:0016114

TkA02G535540

MVA/MEP and isoprenoidMevalonate pathwayHigh · score 14
Source IDTkA02G535540;TkA05G451840
LocationCM104802.1:146393099-146395586 -
EvidenceFunctionGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidenceGO:0008299

TkA04G317480

MVA/MEP and isoprenoidPrenyl-donor metabolismHigh · score 14
Source IDTkA04G317480;TkA04G319020;TkA04G431020;TkA06G056610
LocationCM104803.1:112454480-112455738 +
EvidenceFunctionGOExpressionLocalizationSwiss-ProtCoexpression
Key evidenceGO:0045337

TkA03G524060

MVA/MEP and isoprenoidPrenyl-donor metabolismHigh · score 14
Source IDTkA03G524060
LocationCM104804.1:14579926-14584822 +
EvidenceFunctionGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidenceGO:0045337

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.