recombination signal binding protein for immunoglobulin kappa J region genetic mapping Gene protein coding gene RBP-J kappa RBPjk Rbpj Rbpsuh + Rbpsuh|RBP-J kappa|Igkrsbp|Igkjrb|CBF1|RBPjk Igkrsbp CBF1 O http://identifiers.org/mgd/MGI:96522 Igkjrb MGI:96522