EAEFDCLSLPSFENAIPMGEKKDVYKAGEQVTYTCATYYKMDGASNVTCINSRWTGRPTCRDTSCVNPPT VQNAYIVSRQMSKYPSGERVRYQCRSPYEMFGDEEVMCLNGNWTEPPQCKDSTALEQKLISEEDLNSAVDHHHHHH
Recombinant Short complement regulator SCR-17/18. The protein construct used for SAXS contains a N-terminal non-native amino acid extension (EAEF) and a C-terminal polyhistidine tag (ALEQKLISEEDLNSAVDHHHHHH)