preferred_name: glycylglycyl-L-isoleucine(out) + H(+)(out) <=> glycylglycyl-L-isoleucine(in) + H(+)(in)
preferred_name_lc: glycylglycyl-l-isoleucine(out) + h(+)(out) <=> glycylglycyl-l-isoleucine(in) + h(+)(in)
label: glycylglycyl-L-isoleucine(out) + H(+)(out) <=> glycylglycyl-L-isoleucine(in) + H(+)(in)
label_lc: glycylglycyl-l-isoleucine(out) + h(+)(out) <=> glycylglycyl-l-isoleucine(in) + h(+)(in)