PDBsum entry 4xr1 Go to PDB code:  Tunnel analysis for: 4xr1 calculated with MOLE 2.0 PDB id 4xr1 Tunnels calculated on whole structure Tunnels calculated excluding ligands View options MOLEonline 2.0 manipulation and visualization with HETATM: without HETATM:   4 tunnels, coloured by tunnel radius 3 tunnels, coloured by tunnel radius 3 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 1.39 20.4 -0.66 -0.29 10.1 72 2 0 2 4 1 0 0  DA 330 C DA 331 C 2 1.20 1.39 37.2 -0.51 -0.02 15.5 69 3 0 2 4 2 1 0  DA 330 C DA 331 C DT 332 C 3 1.62 1.71 23.2 0.93 0.03 4.2 90 1 0 2 4 1 0 0  DT 322 B DA 323 B 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.