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Table 2 Number of entries from the PDB.

From: Columba: an integrated database of proteins, structures, and annotations

from PDB

to

Number of entries

 

SCOP

42 908

 

CATH

32 825

 

DSSP

54 028

chains (total 60 241)

Swiss- Prot

36 651

 

NCBI Taxonomy

36 651

 

Gene Ontology via GOA

36 008

 

PISCES

8 367

 

SCOP & CATH

32 439

 

SCOP & CATH & Swiss-Prot

27 972

 

Enzyme

12 510

 

Boehringer

5 029

7162 compounds (total 33 779)

KEGG

7 162 7 162 9 172

 

Enzyme & KEGG

7 162

 

Enzyme & SCOP & CATH

9 172

 

Enzyme & SCOP & CATH & KEGG

5 054

 

Enzyme & Swiss-Prot

9 440

entries (total 26 104)

all minus PISCES

2 868

 

all

621

  1. They are divided into compounds and chains, which link to second-party databases and selected combinations of them.