>4xmk_J mol:protein length:223 Heavy chain of HIV-1 gp120 V3-specific human monoclonal antibody 2424EVQLVGSGGGLIQPGGSLRLSCAASDFSVSEYYMTWVRQAPGKGLEWVAVLYKDGSQFYAPSVKGRFIVSRDNSKNSLYLQMNNLRGEDTAVYFCARENADYGSDYYFGMDVWGQGTAVAVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSSVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKAEP