species_code	scientific_name	polymer_class	reference_gene	source_gene_ids	family	pathway_step	evidence_level	claim	evidence_boundary	source_title	doi	pmid	accession	source_url	material_context
PA	Parthenium argentatum	cis-1,4-polyisoprene	PaCBP	MF688938;ATD87120	CPTL	cpt_cptl	A_direct_experiment			Characterization of cis-prenyltransferases and cis-prenyltransferase-like protein from guayule	10.3389/fpls.2019.00165		MF688933;MF688934;MF688936;MF688938;SRP107961	https://pmc.ncbi.nlm.nih.gov/articles/PMC6397875/	PI478663 and heterologous systems
PA	Parthenium argentatum	cis-1,4-polyisoprene	PaCPT1	MF688933;ATD87115	CPT	cpt_cptl	A_direct_experiment	PaCPT1与PaCBP在异源和体外体系中形成有活性的顺式异戊二烯基转移酶复合物。	Assay-dependent external evidence; not in-plant rubber-yield proof.	Characterization of cis-prenyltransferases and cis-prenyltransferase-like protein from guayule	10.3389/fpls.2019.00165		MF688933;MF688934;MF688936;MF688938;SRP107961	https://pmc.ncbi.nlm.nih.gov/articles/PMC6397875/	PI478663 and heterologous systems
PA	Parthenium argentatum	cis-1,4-polyisoprene	PaCPT2	MF688936;ATD87118	CPT	cpt_cptl	A_direct_experiment			Characterization of cis-prenyltransferases and cis-prenyltransferase-like protein from guayule	10.3389/fpls.2019.00165		MF688933;MF688934;MF688936;MF688938;SRP107961	https://pmc.ncbi.nlm.nih.gov/articles/PMC6397875/	PI478663 and heterologous systems
PA	Parthenium argentatum	cis-1,4-polyisoprene	PaCPT3	MF688934;ATD87116	CPT	cpt_cptl	A_direct_experiment			Characterization of cis-prenyltransferases and cis-prenyltransferase-like protein from guayule	10.3389/fpls.2019.00165		MF688933;MF688934;MF688936;MF688938;SRP107961	https://pmc.ncbi.nlm.nih.gov/articles/PMC6397875/	PI478663 and heterologous systems
PA	Parthenium argentatum	cis-1,4-polyisoprene	AOS1	X78166.2	CYP74	latex_root	A_direct_genetic_experiment	AOS下调与橡胶含量和橡胶转移酶活性升高相关。	RNAi specificity limitation remains; do not infer a single-gene universal mechanism.	Silencing of allene oxide synthase in guayule increases rubber content and rubber transferase activity	10.3389/fpls.2019.00760		X78166.2	https://pmc.ncbi.nlm.nih.gov/articles/PMC6607968/	AOS RNAi and overexpression plants
PA	Parthenium argentatum	cis-1,4-polyisoprene	PaCBP	PaTc_149493	CPTL	cpt_cptl	B_omics_association	PaCBP在田间水分处理茎皮转录组中被报道。	Association only; transcript abundance is not direct proof of rubber yield.	Transcriptomic analysis of guayule bark under contrasting irrigation conditions	10.1038/s41598-021-01026-7		PRJNA400611	https://pmc.ncbi.nlm.nih.gov/articles/PMC8566568/	AZ-3 field bark under well-watered and drought conditions
PA	Parthenium argentatum	cis-1,4-polyisoprene	PaCPT1	PaTc_044561	CPT	cpt_cptl	B_omics_association	PaCPT1在田间水分处理茎皮转录组中被报道。	Association only; transcript abundance is not direct proof of rubber yield.	Transcriptomic analysis of guayule bark under contrasting irrigation conditions	10.1038/s41598-021-01026-7		PRJNA400611	https://pmc.ncbi.nlm.nih.gov/articles/PMC8566568/	AZ-3 field bark under well-watered and drought conditions
PA	Parthenium argentatum	cis-1,4-polyisoprene	PaSRPP1	PaTc_109994	SRPP	rubber_particle	B_omics_association			Transcriptomic analysis of guayule bark under contrasting irrigation conditions	10.1038/s41598-021-01026-7		PRJNA400611	https://pmc.ncbi.nlm.nih.gov/articles/PMC8566568/	AZ-3 field bark under well-watered and drought conditions
PA	Parthenium argentatum	cis-1,4-polyisoprene	PaSRPP1 promoter	PV754023.1	SRPP	rubber_particle	A_promoter_experiment			Functional characterization of the guayule SRPP1 promoter	10.1186/s13104-025-07448-0		PV754023.1	https://pmc.ncbi.nlm.nih.gov/articles/PMC12406399/	SRPP1 promoter reporter assay