Translocated duplication of a targeted chromosomal segment enhances gene expression at the duplicated site and results in phenotypic changes in Aspergillus oryzae

Table 5 Upregulation of xylanolytic genes located outside of the duplicated region in the J4 strain

Systematic name	Relative gene^a expression	Description
AO090001000164	2.3	Protein with predicted nucleotide binding activity*
AO090001000383	6.9	Extracellular catechol oxidase*
AO090005000476	2.8	Beta-xylosidase
AO090005000531	3.6	Endoglucanase B; predicted secretion signal peptide*
AO090005000698	3.7	Beta-xylosidase*
AO090010000063	5.5	Sugar transporter (MFS family); transcriptionally induced by growth on xylose*
AO090011000141	3.6	Putative exoarabinase*
AO090023000001	6.7	AbfB-alpha-L-arabinofuranosidase B
AO090023000401	3.3	PglB-polygalacturonase B*
AO090038000426	4.1	Dehydrogenases related to short-chain alcohol dehydrogenases*
AO090038000631	3.5	xdhA1-Xylitol dehydrogenase*
AO090103000087	3.0	Putative endoglucanase precursor*
AO090103000268	6.2	Beta-xylosidase*
AO090103000326	2.5	Beta-1,4-xylanase
AO090103000423	2.8	XynF1, beta-1,4-xylanase*
AO090103000426	4.0	Shikimate 5-dehydrogenase*
AO090124000023	3.1	AbfA,;alpha-L-arabinofuranosidase
AO090701000885	3.1	As Abf-alpha-L-arabinofuranosidase*
AO090001000649	3.4	Alpha-glucosidases, family 31 of glycosyl hydrolases*
AO090011000140	3.6	Beta-glucosidase-related glycosidases*
AO090011000715	2.7	Ak eglA-Endoglucanase
AO090023000056	2.1	Endoglucanase B
AO090038000175	2.5	Endoglucanase

*Positively regulated by XlnR [20]
^aRelative gene expression in the J4 strain compared to that in the RIB40 strain was measured by gene expression array. p < 0.02