>2JJV_1|Chains A, B|SIGNAL-REGULATORY PROTEIN BETA 1.|HOMO SAPIENS (9606) EEELQVIQPDKSISVAAGESATLHCTVTSLIPVGPIQWFRGAGPGRELIYNQKEGHFPRVTTVSDLTKRNNMDFSIRISNITPADAGTYYCVKFRKGSPDHVEFKSGAGTELSVRAKPSTRHHHHHH