Current holdings
This page gives statistics on the current holdings of this database.
The last update was done in March 2020.
The data were created by PTGLgraphComputation version 3.0.0.
151837 PDB files
921 Large structures (>62 chain or >99,999 atoms) of them
505337 Protein chains
9003153 Secondary structure elements (SSEs)
10504673 3D contacts between SSEs of the same chain
| Graph type |
Number of graphs |
Graphs containing beta-barrels |
Number of SSEs in graphs |
| Alpha |
478477 |
0 |
4193575 |
| Beta |
478477 |
14904 |
3833407 |
| Alpha-Beta |
478477 |
14903 |
8026982 |
| Alphalig |
478477 |
0 |
5169746 |
| Betalig |
478477 |
14904 |
4809578 |
| Alpha-Betalig |
478477 |
14903 |
9003153 |
Number of SSEs in graphs
Number of SSEs by type
Number of contacts by type