Pathway analysis of the transcriptome and metabolome of salt sensitive and tolerant poplar species reveals evolutionary adaption of stress tolerance mechanisms

Table 1 Comparison of sequence data of 20 genes from P. × canescens (Pc), P. euphratica (Pe) and P. trichocarpa (Pt)

	*-----Pe/Pt-----*		*-----Pc/Pt-----*		*-----Pe/Pc-----*		----------Public ID----------
Gene	Ni	al	ni	al	ni	al	Pe	Pc	Pt
AP	97.50%	648	97.00%	668	97.10%	697	AJ777007	CF231430	589502
ATPase	93.80%	145	98.10%	367	93.80%	144	AJ779572	CX655567	821076
BSP	95.50%	334	96.60%	610	94.60%	334	DQ388455	CU233319	687235
FLA12	96.80%	698	95.30%	742	95.20%	665	AJ777975	CF228244	723575
GAST	95.70%	511	96.80%	539	95.50%	508	FJ238511	CF231013	652064
GD	99.10%	645	99.40%	494	96.00%	603	AJ767665	CU223898	832093
GS	99.20%	663	94.10%	642	94.10%	563	AJ768965	DQ855560	565302
Ill3	97.60%	1462	98.40%	1456	96.80%	1443	AJ744952	AJ744953	729069
IPP	97.70%	639	94.10%	422	94.20%	226	AJ774517	CU225654	578868
MADS	99.00%	205	97.90%	573	99.10%	215	AJ780611	CU306852	575376
MCP	97.40%	466	98.00%	556	97.60%	579	AJ774830	CF231502	640384
NdID	93.10%	405	91.60%	419	92.30%	247	AJ774444	CX656537	558763
NhaD1	98.10%	1667	95.00%	220	95.00%	220	AJ561195	*	54522
NifU	97.00%	492	96.70%	492	96.90%	552	AJ775004	CU224355	834330
RGP3	97.90%	438	98.50%	681	97.50%	434	AJ775165	CX659635	673066
RP	95.10%	548	95.80%	618	97.10%	548	AJ775612	CU233448	733792
RPM	99.00%	297	96.70%	426	94.10%	202	AJ770082	CX656156	713972
SIS	98.60%	589	97.30%	559	96.80%	559	FJ238515	FJ238514	560836
TIL	95.80%	671	94.50%	640	96.40%	640	FJ238513	FJ238512	738040
Ubi2	99.00%	312	97.00%	573	96.90%	557	AJ773956	CU233410	664794
Mean ± SD	97.20 ± 1.8%		96.40 ± 1.9%		95.80 ± 1.7%

*partial sequence, published in [87].
Public ID: accession number for GenBank (Pc and Pe), respective JGI P. trichocarpa project protein id (Pt); ni: nucleotide identity; al: length of aligned sequence fragments; AP: Aquaporin (tonoplast intrinsic protein gamma); ATPase: H⁺-transporting ATPase; BSP: Boiling Stable Protein, Chain A;FLA12: Fasciclin-like arabinogalactan-protein; GAST:GAST-like protein;GD: Glycine dehydrogenase; GS: Plastid glutamine synthetase-like; Ill3: IAA-amino acid hydrolase Ill3; IPP: Inorganic pyrophosphatase; MADS: MADS-Box; MCP: Mitochondrial carrier protein; NdID: NAD⁺ dependent isocitrate dehydrogenase; NhaD1: Na⁺/H⁺ antiporter type D; NifU: Nitrogen fixation protein NifU; RGP3: Reversibly glycosylated polypeptide 3; RP: Ribosomal protein L34e; RPM: DNA-directed RNA polymerase; SIS: Salt induced serine-rich; TIL: Temperature induced lipocalin; Ubi2: Ubiquitin.

ISSN: 1471-2229