>d1il1a2 b.1.1.2 (A:122-221) Immunoglobulin (constant domains of L and H chains) {Anti-HIV Fab G3-519, (mouse), kappa L chain} akttppsvyplapgsaaqtnsmvtlgclvkgyfpepvtvtwnsgslssgvhtfpavlqsd lytlsssvtvpsstwpsetvtcnvahpasstkvdkkivpr