PDBsum entry 1bk0 Go to PDB code:  Tunnel analysis for: 1bk0 calculated with MOLE 2.0 PDB id 1bk0 Tunnels calculated on whole structure Tunnels calculated excluding ligands View options MOLEonline 2.0 manipulation and visualization with HETATM: without HETATM:   3 tunnels, coloured by tunnel radius 4 tunnels, coloured by tunnel radius 4 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 1.47 2.42 24.0 0.85 0.53 11.7 77 4 0 2 6 4 0 0  FE 350 A ACV 351 A 2 1.47 2.63 28.9 1.04 0.61 10.5 79 3 1 2 11 4 1 0  FE 350 A ACV 351 A 3 1.20 1.20 18.5 -0.81 -0.49 10.9 74 1 1 1 1 1 1 1   4 1.19 1.19 22.2 -0.78 -0.55 9.8 75 1 1 1 1 1 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.