From: SSMap: A new UniProt-PDB mapping resource for the curation of structural-related information in the UniProt/Swiss-Prot Knowledgebase
SIFTS
PDBSWS
Number of equivalent alignments
72,158
77,818
Number of identical alignments
22,959 (32%)
16,775 (22%)
Number of non-identical alignments
49,199 (68%)
61,043 (78%)