Combined pseudo-merohedral twinning, non-crystallographic symmetry and pseudo-translation in a monoclinic crystal form of the gammadelta T-cell ligand T10.

GSHSLRYFYTAVSRPGLGEPWFIIVGYVDDMQVLRFSSKEETPRMAPWLEQEEADDWEQQTHIVTIQGQLSERNLMTLVH
FYNKSMDDSHTLQWLQDCDVEPDRHLCLWYNQLAYDSEDLPTLSENPSSCTVGNSTVPQISQHLEGHCSDVLQKYLEKGK
ERLLRSDPPKAHVTRHPRPEGDVTLRCWALGFYPADITLTWQKDGEELTQDVEFVETRPAGDGTFQKWAAVVVPLGKVQS
YTCHVDHEGLPEPLTLRWEP

IQRTPKIQVYSRHPAENGKSNFLNCYVSGFHPSDIEVDLLKNGERIEKVEHSDLSFSKDWSFYLLYYTEFTPTEKDEYAC
RVNHVTLSQPKIVKWDRDM

MPEG5000, MGCL2, pH 5.2, VAPOR DIFFUSION, HANGING DROP, temperature 293K

used twin_lsq target.
twin fraction 0.46.
twin law -h,-k,h+l.

thin shells, no twin-related reflections spread across both sets

class Ib MHC, gammadelta T cell ligand, IMMUNE SYSTEM