2026-02-07_00000259|medium|9VBO

Cryo-EM structure of the multi-component acyltransferase complex MucABC from Streptococcus macacae at a stoichiometric ratio of 4:2:2; Electron microscopy 2.16Å
Protein #1 359 residues (99% resolved)

MGNKQIGIKSYGISIPYFRLPVEETIKVWNNNNVDYIKNKIGVKRRTVVSSDEDTLTLAMEAGQEAVLHFKEDVAKIDSILLGSCTTPDIFKSNANQLMSFLFNKNDYFGCDIRASENSGAASLVLGYSLVSSGLSNTSLIFSADTLSKNIFPSELREPYIGSGAASIILGKGEDILAEIIGIGNSNASFPEQGRTEDNRYLRVLANLNYSVVKEGRIKRSLESINNALENASLKAEDIKYFVFQDGTEQTYKEFSHFFHFDNVINQDIFKNLGYIGSASPIISMLAALENAEVGDIILMCGYGHSSGSTTVIFRVTEEITFKNKIIDKLKNYKDINYSEAMKHEFKYSQPEISLGTFI

MGNKQIGIKSYGISIPYFRLPVEETIKVWNNNNVDYIKNKIGVKRRTVVSSDEDTLTLAMEAGQEAVLHFKEDVAKIDSILLGSCTTPDIFKSNANQLMSFLFNKNDYFGCDIRASENSGAASLVLGYSLVSSGLSNTSLIFSADTLSKNIFPSELREPYIGSGAASIILGKGEDILAEIIGIGNSNASFPEQGRTEDNRYLRVLANLNYSVVKEGRIKRSLESINNALENASLKAEDIKYFVFQDGTEQTYKEFSHFFHFDNVINQDIFKNLGYIGSASPIISMLAALENAEVGDIILMCGYGHSSGSTTVIFRVTEEITFKNKIIDKLKNYKDINYSEAMKHEFKYSQPEISLGTFI
Protein #2 148 residues (99% resolved)

MFSNEQISNPTIESSLKDWREQGGLTRLEGSKCPHCDELFYPRRFVCPYCFCRSLKTYKFSGMGKIKNIEINSISQVAVIGYREISPRYLSVIELAEGVDVLGEIIECSEIESIHSLIGREVMSVVRKQSRSGNTSWKYGYKFKLKEG

MFSNEQISNPTIESSLKDWREQGGLTRLEGSKCPHCDELFYPRRFVCPYCFCRSLKTYKFSGMGKIKNIEINSISQVAVIGYREISPRYLSVIELAEGVDVLGEIIECSEIESIHSLIGREVMSVVRKQSRSGNTSWKYGYKFKLKEG
Protein #3 411 residues (94% resolved)

MGIKIQVSGVGCTNAPGLPHINKSFKELLVEAAYKALEDAFLSPHLIDGASFSYAGEGEIGHGGIVPTLVDALGLAPLEGYINIGN(SCY)ASSHMALLQGCEMIESGRYRHVLVAGFDKMTDILPFENYMLMSTDSLYDYNLGFSHIDAFLLQQEYISKYGIQPIKLKEALLKFSTLMKKYGAVNKVSSNFGKELPTSKELENQPFFGNAMSAGEGASAVILSAMEANNKNSSQEKVIIAGRGYTNTSHYIPHRYKEKLLHHKNKDSNDEVGMFNGIPLELSINQAYSEAKISAKDLNILELYDQGLNSFISMEAAGICPKGEAIEYICNGGGTIDSSVAINTDGGNIARGHAGGGASLYQIIEIVKQLQGRASGMQIKKRQYGLSTVIGGAYATAAAIVLKNEEYLEHHHHHH

MGIKIQVSGVGCTNAPGLPHINKSFKELLVEAAYKALEDAFLSPHLIDGASFSYAGEGEIGHGGIVPTLVDALGLAPLEGYINIGNCASSHMALLQGCEMIESGRYRHVLVAGFDKMTDILPFENYMLMSTDSLYDYNLGFSHIDAFLLQQEYISKYGIQPIKLKEALLKFSTLMKKYGAVNKVSSNFGKELPTSKELENQPFFGNAMSAGEGASAVILSAMEANNKNSSQEKVIIAGRGYTNTSHYIPHRYKEKLLHHKNKDSNDEVGMFNGIPLELSINQAYSEAKISAKDLNILELYDQGLNSFISMEAAGICPKGEAIEYICNGGGTIDSSVAINTDGGNIARGHAGGGASLYQIIEIVKQLQGRASGMQIKKRQYGLSTVIGGAYATAAAIVLKNEEYLEHHHHHH
Non polymer #4 ZN

InChI=1S/Zn/q+2

[Zn+2]
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Reference