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Table 1 Strains and plasmids used in this study

From: Engineering a wild-type diploid Saccharomyces cerevisiae strain for second-generation bioethanol production

Strain/plasmid

Genotype/properties

Resource/reference

Saccharomyces cerevisiae

 BSIF

Diploid S. cerevisiae strain isolated from tropical fruit in Thailand

Laboratory preserved (Li et al. 2015)

 BSN3

BSIF derivative; XKS1p:: loxP-TEF1p, gre3:: TPI1p-RKI1-RKI1t-PGK1p-TAL1-TAL1t-FBA1p-TKL1-TKL1t-ADH1p-RPE1-RPE1t-loxP, pho13:: (TEF1p-Ru-xylA-PGK1t) 3 -loxP, three rounds of δ-integration with a fragment containing three tandem expression cassettes of Ru-xylA and the selectable marker loxP-KanMX4-loxP

The present work

 XH7

Single-colony isolate from adaptive evolution in xylose; based on BSN3

The present work

 XHR11

Single-colony isolate from adaptive evolution in SECS liquor; based on XH7

The present work

 XH7-N360F

XH7 derivative; gre3::MGT05196 N360F

The present work

 XHR11-N360F

XHR11 derivative; gre3::MGT05196 N360F

The present work

 LF1

Single-colony isolate from adaptive evolution in xylose; based on XHR11-N360F

The present work

Plasmids

 pUG6

E.coli plasmid with segment LoxP-KanMX4-LoxP

Güldener et al. (1996)

 pJX7

pJFE3; TEF1p-Ru-xylA-PGK1t

Bao et al. (2013)

 pXIP1

pUC19-based yeast integration plasmid containing the PHO13-targeting recombinant arms PHO13-RA1 and PHO13-RA2, three tandem expression cassettes of Ru-xylA and the selectable marker loxP-KanMX4-loxP

The present work

 pXIP2

Similar to pXIP1; the recombinant arms PHO13-RA2 in pXIP1 were replaced with PHO13-RA3 in pXIP2

The present work

 pXIδ

pUC19-based yeast integration plasmid containing the δ-sequence-targeting recombinant arms, three tandem expression cassettes of Ru-xylA and the selectable marker loxP-KanMX4-loxP

The present work

 pJPPP3

pUC19-based yeast integration plasmid containing the GRE3-targeting recombinant arms RA1/2; an expression cassette for Sc-RKI1, Sc-TAL1, Sc-TKL1 and Sc-RPE1; and the selectable marker loxP-KanMX4-loxP

Peng et al. (2012)

 pJPPP4

The GRE3-targeting recombinant arms GRE3-RA2 in pJPPP3 were replaced with GRE3-RA3 in pJPPP4

The present work

 pUC-N360F

pUC19-based yeast integration plasmid containing GRE3-targeting recombinant arms, an overexpression cassette for MGT05196 N360F, the upstream activating sequence (UAS elements) UASCLB, and the selectable marker loxP-KanMX4-loxP

The present work

 YEp-CH

YEp24 derivative; GAL1p-Cre-CYC1t, TEF1p-hygB-TEF1t

Laboratory preserved