L-alanyl-gamma-D-glutamyl-meso-2,6-diaminopimelate(out) + n H(+)(out) <=> L-alanyl-gamma-D-glutamyl-meso-2,6-diaminopimelate(in) + n H(+)(in)
l-alanyl-gamma-d-glutamyl-meso-2,6-diaminopimelate(out) + n h(+)(out) <=> l-alanyl-gamma-d-glutamyl-meso-2,6-diaminopimelate(in) + n h(+)(in)