1 Supplementary Table 1. List of K. marxianus strains used in this study Strain name Km05u Genotype a ura3Δ mutant strain derived from K. marxianus KCTC 17555 (CBS 6556= ATCC 26548) Reference (Lee KS et al, 2013) Km05ku80Δ ura3Δ ku80::hisG-ScURA3-hisG this study Km05ku80Δ-u ura3Δ ku80::hisG this study Km05ku80pdc1Δ ura3Δ ku80::hisG pdc1:::hisG-ScURA3-hisG this study Km05ku80Δpdc5Δ ura3Δ ku80::hisG pdc5:::hisG-ScURA3-hisG this study Km05ku80Δleu2Δ ura3Δ ku80::hisG leu2:::hisG-ScURA3-hisG this study Km05ku80Δleu2Δ-u ura3Δ ku80::hisG leu2:::hisG this study 2 3 4 1 5 Supplementary Table 2. List of plasmids used in this study Plasmid name pKI pKI-KU80DsU2 pKI-KmPDC1DU53 pKI-KmPDC5DU2 pKI-KmLEU2DU250 pKI-KmLEU2DU2100 pKI-KmLEU2DU2250 pKI-KmLEU2DU2500 pKI-KmLEU2DU21000 Description Reference E. coli and S. cerevisiae shuttle vector containing an ampicillin resistance marker and a hisG-ScURA3-hisG blaster cassette pKI containing a Kmku80::hisG-ScURA3-hisG disruption cassette with a 1,000 bp homologous flanking sequence pKI containing the Kmpdc1::hisG-ScURA3-hisG disruption cassette with a 1,000 bp homologous flanking sequence pKI containing the Kmpdc5::hisG-ScURA3-hisG disruption cassette with a 1,000 bp homologous flanking sequence pKI containing the Kmleu2:hisG-ScURA3-hisG disruption cassette with a 50 bp homologous flanking sequence pKI containing the KmLEU2 disruption cassette with a 100 bp homologous flanking sequence pKI containing the KmLEU2 disruption cassette with a 250 bp homologous flanking sequence pKI containing the KmLEU2 disruption cassette with a 500 bp homologous flanking sequence pKI containing the KmLEU2 disruption cassette with a 1,000 bp homologous flanking sequence (Heo P et al, 2013) 6 7 8 2 this study this study this study this study this study this study this study this study 9 Supplementary Table 3. List of primers used in this study Primer name Sequence Description KmKU80_1F_Xho GCACTCGAGTTTGCACCAGGCCTTGTC KmKU80_2B_Eco ACTGAATTCAAACGCTGTGAGCTGGGA KmKU80_3F_Bam AGTGGATCCCTAATTGTATACCTGGGGC KmKU80_4B_Sac TGAGAGCTCGTCGAGGAATTGCTTGATC KmPDC1_5D_1F_Xho GATCTCGAGCCGAAAGATCGTCCGATT KmPDC1_5D_2B_Bgl CTAAGATCTTGCAATTATTTGGTTTGGGTG KmPDC1_3D_3F_Xba GCATCTAGAAGAGGGAGAGGATAAAGAG KmPDC1_3D_4B TCGTCTTCTCAGCTGCAA Km05PDC6D_1F CGTACTCGAGCCGGTGAGTCAAAGATCG Km05PDC6D_2B GATCGAATTCAGCTGATACCCCACCCTT Km05PDC6D_3F CGATACTAGTGAACTTACTCCTCAAAGC Km05PDC6D_4B CAGTGAGCTCATCGTGCTATCTTCCATG Km05LEU2-5UTR_1F CATGCTCGAGATGATGCCGTAATCAACAC Km05LEU2-5UTR_2B GTACAGATCTTGATGCCAAGACATTTGC Km05LEU2-3UTR_3F GTACACTAGTGGCTTTGACTCTAAGATTAC Km05LEU2_3UTR_4B TGCAGAGCTCGTGAAGCTGCTAGGCTAA Km05Leu2-500_1FX CATGCTCGAGAAGCACGCCCTTCTATCA Km05Leu2+521_4BS TGCAGAGCTCCAGAGCTTCTAAATACTCTG Km05Leu2-261_1FX CATGCTCGAGGCTTCAGACTCTTTGCTTG Km05Leu2+269_4BS TGCAGAGCTCGATATGCATACGCTTAATAA CG Km05Leu2-99_1FX CATGCTCGAGGAAGTTCAAAGAATCACCA Km05Leu2-50_1FX CATGCTCGAGACCCACCTTTACCAATCT ScURA3_2B_48 TTAGTTTTGCTGGCCGCA ScURA3_1F_47 ATGTCGAAAGCTACATATAAG Km05Leu2+103_4BS TGCAGAGCTCCCGGAACCTAGTTTATGT Km05Leu2+50_4BS TGCAGAGCTCCAGCATTGAATTATTTCGTA AT 10 3 Forward primer for amplification of 1,000 bp KmKU80 5′-UTR Reverse primer for amplification of 1,000 bp KmKU80 5′-UTR Forward primer for amplification of 1,000 bp KmKU80 3′-UTR Reverse primer for amplification of 1,000 bp KmKU80 5′-UTR Forward primer for amplification of 1,000 bp KmPDC1 5′-UTR Reverse primer for amplification of 1,000 bp KmPDC1 5′-UTR Forward primer for amplification of 1,000 bp KmPDC1 3′-UTR Reverse primer for amplification of 1,000 bp KmPDC1 3′-UTR Forward primer for amplification of 1,000 bp KmPDC5 5′-UTR Reverse primer for amplification of 1,000 bp KmPDC5 5′UTR Forward primer for amplification of 1,000 bp KmPDC5 3′-UTR Reverse primer for amplification of 1,000 bp KmPDC5 3′-UTR Forward primer for amplification of a 1,000 bp 5′-fragment of KmLEU2 Reverse primer for amplification of a 1,000 bp 5′fragment of KmLEU2 Forward primer for amplification of a 1,000 bp 3′-fragment of KmLEU2 Reverse primer for amplification of a 1,000 bp 3′-fragment of KmLEU2 Forward primer for amplification of a 500 bp 5′-fragment of KmLEU2 Reserve primer for amplification of a 500 bp 3′-fragment of KmLEU2 Forward primer for amplification of a 250 bp 5′-fragment of KmLEU2 Reserve primer for amplification of a 250 bp 3′-fragment of KmLEU2 Forward primer for amplification of a 100 bp 5′-fragment of KmLEU2 Forward primer for amplification of a 50 bp 5′-fragment of KmLEU2 Reverse primer for amplification of 100 bp and 50 bp 5′-fragments of KmLEU2 Forward primer for amplification of 100 and 50 bp 3′-fragments of KmLEU2 Reverse primer for amplification of a 100 bp 3′-fragment of KmLEU2 Reverse primer for amplification of a 50 bp 3′-fragment of KmLEU2 11 Supplementary Fig. 1 Phylogenetic tree analysis of eukaryotic Ku80 proteins including K. 12 marxianus Ku80. A phylogeny was calculated using the CLUSTAL W method of the 13 DNASTAR MegAlign program. Ku80 amino acid sequences : Aspergillus niger 14 (CAK48968.1), Arabidopsis thaliana (AEE32242.1), Candida albicans (XP_713216.1), 15 Cryptococcus neoformans (XP_777203.1), Drosophila melanogaster (AAF63744.1), 16 Hansenula polymorpha (ESW97400.1), Homo sapiens (AAA36154.1), Kluyveromyces lactis 17 (AY239586.1), Penicillium chrysogenum (XP_002562026.1), Pichia pastoris (FR839631.1 ; 18 region 362551-364041), Pichia stipites (XP_001383282.2), Saccharomyces cerevisiae 19 (NP_013824), Schizosaccharomyces pombe (CAC05245.1), Yarrowia lipolytica (Q6C7B9) 20 21 4 22 Supplementary Fig. 1 23 24 25 5