... domain deletions are more com-mon at either of the protein termini, and that theiroccurrence is slightly higher at one of the termini,depending on the number of domains in the protein and the ... definned as the length of the amino acid sequence preceding the next domain in the arrangements, expressed as the percentage of the calcu-lated average length of the deleted domain in this align-ment. ... combinations are the P-loopnucleotide triphosphate hydrolase domain, the epider-mal growth factor (EGF) domain, the SH3 domain, the P-kinase domain and the domains involved in the blood clotting...