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 178 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
TkA05G435160
TK1151: TkA05G435160;TkA05G435200
OH-1004: LXL04_021909
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104802.1:140064157-140066335
+
go:0006970 response to osmotic stress biological_process
TkA05G435000
TK1151: TkA05G435000
OH-1004: LXL04_021914
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtPPI CM104802.1:140119611-140121053
+
go:0006970 response to osmotic stress biological_process
LXL04_021921
TK1151: -
OH-1004: LXL04_021921
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104802.1:140293552-140294679
+
go:0006970 response to osmotic stress biological_process
TkA01G119440
TK1151: TkA01G119440;TkA02G602580;TkA03G134810;TkA03G381270;TkA03G538280
OH-1004: LXL04_021942
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtCoexpression CM104802.1:140776046-140788394
+
go:0006950 response to stress biological_process
TkAUNG094750
TK1151: TkAUNG094750;TkAUNG095860;TkA05G438410
OH-1004: LXL04_021998
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104802.1:142244764-142250607
-
go:0006979 response to oxidative stress biological_process
TkA03G023650
TK1151: TkA03G023650;TkA05G438870;TkA05G438880
OH-1004: LXL04_022008
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104802.1:142382512-142384680
+
go:0009651 response to salt stress biological_process
LXL04_022029
TK1151: -
OH-1004: LXL04_022029
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationSwiss-ProtCoexpression CM104802.1:143223106-143226984
+
go:0048364 root development biological_process
TkA05G443380
TK1151: TkA05G443380
OH-1004: LXL04_022064
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104802.1:144163498-144167612
+
go:0010078 maintenance of root meristem identity biological_process
TkA05G444050
TK1151: TkA05G444050
OH-1004: LXL04_022083
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104802.1:144371265-144372687
-
go:0006970 response to osmotic stress biological_process
TkA05G446200
TK1151: TkA05G446200
OH-1004: LXL04_022116
Latex/root related candidates
Latex/root associated candidates
Medium
score 4
GOExpressionLocalizationPfamSwiss-ProtPPICoexpression CM104802.1:144962491-144964813
+
go:0006979 response to oxidative stress biological_process

TkA05G435160

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source IDTkA05G435160;TkA05G435200
LocationCM104802.1:140064157-140066335 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0006970 response to osmotic stress biological_process

TkA05G435000

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source IDTkA05G435000
LocationCM104802.1:140119611-140121053 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPI
Key evidencego:0006970 response to osmotic stress biological_process

LXL04_021921

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source ID-
LocationCM104802.1:140293552-140294679 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0006970 response to osmotic stress biological_process

TkA01G119440

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source IDTkA01G119440;TkA02G602580;TkA03G134810;TkA03G381270;TkA03G538280
LocationCM104802.1:140776046-140788394 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtCoexpression
Key evidencego:0006950 response to stress biological_process

TkAUNG094750

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source IDTkAUNG094750;TkAUNG095860;TkA05G438410
LocationCM104802.1:142244764-142250607 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0006979 response to oxidative stress biological_process

TkA03G023650

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source IDTkA03G023650;TkA05G438870;TkA05G438880
LocationCM104802.1:142382512-142384680 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0009651 response to salt stress biological_process

LXL04_022029

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source ID-
LocationCM104802.1:143223106-143226984 +
EvidenceGOExpressionLocalizationSwiss-ProtCoexpression
Key evidencego:0048364 root development biological_process

TkA05G443380

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source IDTkA05G443380
LocationCM104802.1:144163498-144167612 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0010078 maintenance of root meristem identity biological_process

TkA05G444050

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source IDTkA05G444050
LocationCM104802.1:144371265-144372687 -
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0006970 response to osmotic stress biological_process

TkA05G446200

Latex/root related candidatesLatex/root associated candidatesMedium · score 4
Source IDTkA05G446200
LocationCM104802.1:144962491-144964813 +
EvidenceGOExpressionLocalizationPfamSwiss-ProtPPICoexpression
Key evidencego:0006979 response to oxidative 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.