PDBsum entry 1usr Go to PDB code:  Tunnel analysis for: 1usr calculated with MOLE 2.0 PDB id 1usr Tunnels calculated on whole structure Tunnels calculated excluding ligands View options MOLEonline 2.0 manipulation and visualization with HETATM: without HETATM:   6 tunnels, coloured by tunnel radius 6 tunnels, coloured by tunnel radius 6 tunnels, coloured as in list below Tunnels are interior spaces connected with the protein surrounding. Only channels longer than 15 Å are shown. Tunnels Free R Length HPathy HPhob Polar Rel Mut Residue..type Ligands Radius 1 1.20 1.21 18.3 -1.18 -0.68 15.2 87 2 1 2 2 1 0 0   2 1.14 1.14 16.7 -1.31 -0.70 15.6 89 1 1 2 2 1 0 0   3 1.39 1.59 21.9 -1.08 -0.28 16.6 83 4 1 1 3 1 1 0   4 1.41 1.44 23.1 -1.26 -0.27 20.7 84 4 2 2 3 1 0 0   5 1.11 2.40 15.5 -0.40 -0.10 7.2 69 2 0 2 1 2 1 1   6 1.39 1.66 16.7 -0.67 -0.27 10.1 72 2 0 1 1 2 1 1   Residue-type_colouring Positive Negative Neutral Aliphatic Aromatic Pro & Gly Cysteine H,K,R D,E S,T,N,Q A,V,L,I,M F,Y,W P,G C Acknowledgement Tunnels were calculated by MOLE 2.0 program version 2.5.13.11.08 and visualized using Pymol 0.97rc.