. . . . . . . . "501"^^ . . "521"^^ . . "A helix occurs in NX_Q8TD30-1 at amino acids 501 - 521." . . . . . "neXtProt gold" . . . . . . . . . "2014-09-19T00:00:00.0Z"^^ . . . "neXtProt database" . "CALIPHO project" . . . . . "1" . . .