Crystal structure of tubulin in complex with L-DM4-SMe

PHOSPHOMETHYLPHOSPHONIC ACID ADENYLATE ESTER
ADENOSINE-5'-[BETA, GAMMA-METHYLENE]TRIPHOSPHATE

(1S,2S,3S,5R,6S,16E,18E,20S,21R)-11-chloro-21-hydroxy-12,20-dimethoxy-2,5,9,16-tetramethyl-8,23-dioxo-4,24-dioxa-9,22-diazatetracyclo[19.3.1.1~10,14~.0~3,5~]hexacosa-10(26),11,13,16,18-pentaen-6-yl (2S)-2-{methyl[3-methyl-3-(methyldisulfanyl)butanoyl]amino}propanoate (non-preferred name)

C3 Ester Side Chain Plays a Pivotal Role in the Antitumor Activity of Maytansinoids

Alpha-tubulin ubiquitous,Tubulin K-alpha-1,Tubulin alpha-ubiquitous chain

MRECISIHVGQAGVQIGNACWELYCLEHGIQPDGQMPSDKTIGGGDDSFNTFFSETGAGKHVPRAVFVDLEPTVIDEVRT
GTYRQLFHPEQLITGKEDAANNYARGHYTIGKEIIDLVLDRIRKLADQCTGLQGFLVFHSFGGGTGSGFTSLLMERLSVD
YGKKSKLEFSIYPAPQVSTAVVEPYNSILTTHTTLEHSDCAFMVDNEAIYDICRRNLDIERPTYTNLNRLISQIVSSITA
SLRFDGALNVDLTEFQTNLVPYPRIHFPLATYAPVISAEKAYHEQLSVAEITNACFEPANQMVKCDPRHGKYMACCLLYR
GDVVPKDVNAAIATIKTKRSIQFVDWCPTGFKVGINYQPPTVVPGGDLAKVQRAVCMLSNTTAIAEAWARLDHKFDLMYA
KRAFVHWYVGEGMEEGEFSEAREDMAALEKDYEEVGVDSV

MREIVHIQAGQCGNQIGAKFWEVISDEHGIDPTGSYHGDSDLQLERINVYYNEATGNKYVPRAILVDLEPGTMDSVRSGP
FGQIFRPDNFVFGQSGAGNNWAKGHYTEGAELVDSVLDVVRKESESCDCLQGFQLTHSLGGGTGSGMGTLLISKIREEYP
DRIMNTFSVMPSPKVSDTVVEPYNATLSVHQLVENTDETYCIDNEALYDICFRTLKLTTPTYGDLNHLVSATMSGVTTCL
RFPGQLNADLRKLAVNMVPFPRLHFFMPGFAPLTSRGSQQYRALTVPELTQQMFDSKNMMAACDPRHGRYLTVAAIFRGR
MSMKEVDEQMLNVQNKNSSYFVEWIPNNVKTAVCDIPPRGLKMSATFIGNSTAIQELFKRISEQFTAMFRRKAFLHWYTG
EGMDEMEFTEAESNMNDLVSEYQQYQDATAD

MEVIELNKCTSGQSFEVILKPPSFDGVPEFNASLPRRRDPSLEEIQKKLEAAEERRKYQEAELLKHLAEKREHEREVIQK
AIEENNNFIKMAKEKLAQKMESNKENREAHLAAMLERLQEKDKHAEEVRKNKELKEEA

MYTFVVRDENSSVYAEVSRLLLATGQWKRLRKDNPRFNLMLGERNRLPFGRLGHEPGLVQLVNYYRGADKLCRKASLVKL
IKTSPELSESCTWFPESYVIYPTNLKTPVAPAQNGIRHLINNTRTDEREVFLAAYNRRREGREGNVWIAKSSAGAKGEGI
LISSEASELLDFIDEQGQVHVIQKYLEKPLLLEPGHRKFDIRSWVLVDHLYNIYLYREGVLRTSSEPYNSANFQDKTCHL
TNHCIQKEYSKNYGRYEEGNEMFFEEFNQYLMDALNTTLENSILLQIKHIIRSCLMCIEPAISTKHLHYQSFQLFGFDFM
VDEELKVWLIEVNGAPACAQKLYAELCQGIVDVAISSVFPLADTGQKTSQPTSIFIKLHH

6% poly(ethylene glycol) 4000, 8% glycerol, 0.1 M MES (pH 6.7), 30 mM CaCl2, 30 mM MgCl2

National Natural Science Foundation of China (NSFC)

microtubule assembly inhibitors, STRUCTURAL PROTEIN-INHIBITOR complex

MYTFVVRDENSSVYAEVSRLLLATGQWKRLRKDNPRFNLMLGERNRLPFGRLGHEPGLVQLVNYYRGADKLCRKASLVKL
IKTSPELSESCTWFPESYVIYPTNLKTPVAPAQNGIRHLINNTRTDEREVFLAAYNRRREGREGNVWIAKSSAGAKGEGI
LISSEASELLDFIDEQGQVHVIQKYLEKPLLLEPGHRKFDIRSWVLVDHLYNIYLYREGVLRTSSEPYNSANFQDKTCHL
TNHCIQKEYSKNYGRYEEGNEMFFEEFNQYLMDALNTTLENSILLQIKHIIRSCLMCIEPAISTKHLHYQSFQLFGFDFM
VDEELKVWLIEVNGAPACAQKLYAELCQGIVDVAISSVFPLADTGQKTSQPTSIFIKL