Supplemental Figure S1 ResidueMass Delta Mass Sequence Mascot Ion Score R.DFGLLVFVR.K K.IPALDLLIK.L K.FYGELALK.K K.AALSALESFLK.Q K.DYVDLFR.H R.LPLISGFYK.L K.NNWEVSALSR.A K.NLSSNEAISLEEIR.I R.LSFAVPFR.E R.VTELALTASDR.Q R.TFPVLLR.L K.KFESQDTVALLEAILDGIVDPVDSTLR.D R.LYSLALHPNAFK.R R.LGASLAFNNIYR.E K.FVPLLPGNR.S R.TVGALQVLGTEAQSSLLK.A K.LATTILQHWK.K K.GQAVTLLPFFTSLTGGSLEELR.R K.GQAVTLLPFFTSLTGGSLEELRR.V R.EFFSTIVVDAIDVLK.S K.LNESTFDTQITK.K K.NLLIFENLIDLK.R K.NLLIFENLIDLKR.R K.LGNPIVPLNIR.L K.LVINTEEVFRPYAK.H R.YKEVYAAAAEVLGLILR.Y K.EVYAAAAEVLGLILR.Y R.DPESETDNDSQEIFK.L R.HGDLPDIQIK.H K.HSSLITPLQAVAQR.D K.QLFSSLFSGILK.E R.LLEEALLR.L K.LLLQGEADQSLLTFIDK.A K.LQSVQALTEIQEFISFISK.Q R.DQNILLGTTYR.I R.NELEIPGQYDGR.G R.LGLIEWLENTVTLK.D71 IgG Snail1-Flag DNA-PKcs Snail1-Flag IgGCon
DNA-PKcs Non-neoplasticCase 1Case 2Case 3Case 4Case 5 Snail1 DNA-PKcs Snail1 Human colon cancer Adenocarcinoma Squamouse cell carcinoma DNA-PKcs Snail1 Human lung cancer Supplemental Fig. S2
Snail1 GenBank: AF atgccgcgctctttcctcgtcaggaagccctccgaccccaatcggaagcctaactacagc M P R S F L V R K P S D P N R K P N Y S 61 gagctgcaggactctaatccagagtttaccttccagcagccctacgaccaggcccacctg E L Q D S N P E F T F Q Q P Y D Q A H L 121 ctggcagccatcccacctccggagatcctcaaccccaccgcctcgctgccaatgctcatc L A A I P P P E I L N P T A S L P M L I 181 tgggactctgtcctggcgccccaagcccagccaattgcctgggcctcccttcggctccag W D S V L A P Q A Q P I A W A S L R L Q 241 gagagtcccagggtggcagagctgacctccctgtcagatgaggacagtgggaaaggctcc E S P R V A E L T S L S D E D S G K G S(100) 301 cagccccccagcccaccctcaccggctccttcgtccttctcctctacttcagtctcttcc Q P P S P P S P A P S S F S S T S V S S 361 ttggaggccgaggcctatgctgccttcccaggcttgggccaagtgcccaagcagctggcc L E A E A Y A A F P G L G Q V P K Q L A 421 cagctctctgaggccaaggatctccaggctcgaaaggcctccaactgcaaatactgcaac Q L S E A K D L Q A R K A S N C K Y C N 481 aaggaatacctcagcctgggggcgctgaagatgcac K E Y L S L G A L K M H Supplemental Fig. S3
a b Normal controlCT26 cellsCT26-WTCT26-S100ACT26-S100D H&E Supplemental Fig. S4 ConWT S100A S100D Normal Con WT S100A S100D Normal Lung weight (%) CT26 * S100A S100D WT Con A549 E-cadherin promoter activity Snail1 * * Con WT S100A S100D Snail1 β -Actin Snail1 Migration activity (Fold increase) Con WT S100A S100D Snail * * A549
a c S104A/S107AWTS100A p-p53 (Ser15) p53 γ-H2AX Snail1 β-Actin Snail-Flag (IR, min) -Actin Snail1 p-p53 (Ser15) p53 -H2AX NCI-H460 Snail1Con NCI-H460 SCSnail1siRNA : (IR, min) b NCI-H460 β-Actin Snail1 A549 WTS100A S104A / S107A pCR3.1 Snail1-Flag WT S100A S104A / S107A pCR3.1 Snail1-Flag pCR3.1 WT S100A S104A-107A H460A Snail1 DNA-PK kinase activity (Fold increase) Supplemental Fig. S5
b M059J Death(%) ConSnail1 Death(%) Si-Snail1 * * G2/M phase (%) M059J c DLD-1 Snail1 Snail1/shDNA-PKcs (day) * * * * * Supplemental Fig. S6 p-GSK3β (Tyr216) DNA-PKcs β-Actin p-DNA-PKcs (Ser2056) GSK3β (IR, min)3060 d a