Antibody fragments structurally enable a drug-discovery campaign on the cancer target Mcl-1.

Induced myeloid leukemia cell differentiation protein Mcl-1

Bcl-2-like protein 3,Bcl2-L-3,Bcl-2-related protein EAT/mcl1,mcl1/EAT

GPLGSEDDLYRQSLEIISRYLREQATGSKDSKPLGEAGAAGRRALETLRRVGDGVQRNHETAFQGMLRKLDIKNEDDVKS
LSRVMIHVFSDGVTNWGRIVTLISFGAFVAKHLKTINQESCIEPLAESITDVLVRTKRDWLVKQRGWDGFVEFFHVEDLE
GG

QVTLKESGGGLVKPGGSLRLSCAASGFTFSSYSMNWVRQAPGKGLEWVSSISSSSSYIYYADSVKGRFTISRDNAKNSLY
LQMNSLRAEDTAVYYCARQVGATWAFDIWGQGTLVTVSAAKTTPPSVYPLAPGSAAQTNSMVTLGCLVKGYFPEPVTVTW
NSGSLSSGVHTFPAVLQSDLYTLSSSVTVPSSPRPSETVTCNVAHPASSTKVDKKIVPRDCAAAENLYFQ

QSVLTQPPSASGTPGQRVTISCSGSSSNIGSNTVNWYQQLPGTAPKLLIYSNNQRPSGVPDRFSGSKSGTSASLAISGLQ
SEDEADYYCAAWDDSLNAWVFGGGTKLTVLGESEGQPKSSPSVTLFPPSSEELETNKATLVCTITDFYPGVVTVDWKVDG
TPVTQGMETTQPSKQSNNKYMASSYLTLTARAWERHSSYSCQVTHEGHTVEKSLSRADCS

54.5 mM PCTP4 45.5 mM PCTP10 15 %w/v PEG-2000 MME

LYRQSLEIISRYLREQATGAKDTKPMGRSGATSRKALETLRRVGDGVQRNHETAFQGMLRKLDIKNEDDVKSLSRVMIHV
FSDGVTNWGRIVTLISFGAFVAKHLKTINQESCIEPLAESITDVLVRTKRDWLVKQRGWDGFVEFFHVEDLEGG