Table IV. Transcript abundance of selected genes with an expression similar to that of C₄ cycle genes and Rubisco

All changes are significant at P ≤ 0.01. n/a, Not available.

Function	Locus	Annotation (TAIR 9)	C. gynandra RPM	C. spinosa RPM	Ratio
Transport proteins
	AT2G26900	Bile acid:sodium symporter family protein	4,774	55	86.8
	AT2G22500	Mitochondrial dicarboxylate carrier	324	0	n/a
	AT4G24570	Mitochondrial dicarboxylate carrier	148	0	n/a
	AT2G45960	Plasma membrane intrinsic protein subfamily protein	2,686	133	20.2
	AT5G33320	Phosphoenolpyruvate/phosphate translocator	1,955	97	20.2
	AT1G49810	Member of Na⁺/H⁺ antiporter family	1,321	83	15.9
Metabolism
	AT3G52720	α-Carbonic anhydrase 1	227	152	1.5
	AT1G23730	β-Carbonic anhydrase 4	497	87	5.7
	AT5G35170	Adenylate kinase family protein	1,994	235	8.5
	AT5G09650	Inorganic pyrophosphatase	2,664	833	3.2
Proteins of unknown function
	AT1G12090	Extensin-like protein (ELP)	6,278	147	42.7
Callose-degrading enzymes
	AT3G57240	Member of glycosyl hydrolase family 17, likely β-1,3 glucanase	436	0	n/a
	AT1G32860	Member of glycosyl hydrolase family 17, likely β-1,3 glucanase	50	0	n/a
	AT5G42100	Plasmodesmal-associated β-1,3-glucanase	173	32	5.4
Cell biology
	AT3G25690	CHUP1	22	170	0.13
	AT3G12110	ACTIN	122	727	0.2