>d2h1ph2 b.1.1.2 (H:421-520) Immunoglobulin (constant domains of L and H chains) {Fab 2H1 (mouse), kappa L chain} akttppsvyplapgsaaqtnsmvtlgclvkgyfpepvtvtwnsgslssgvhtfpavlqsd lytlsssvtvpsstwpsetvtcnvahpasstkvdkkivpr