TY - RPRT TI - Complement components C1r/C1s, bone morphogenic protein 1 and Xenopus laevis developmentally regulated protein UVS.2 share common repeats. AU - P Bork PY - 1991 DO - 10.1016/0014-5793(91)80433-4 UR - https://pubmed.ncbi.nlm.nih.gov/2026272/ ID - 2026272 ER -