PDBsum entry 1a1b Go to PDB code:  Tunnel analysis for: 1a1b calculated with MOLE 2.0 PDB id 1a1b 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 7 tunnels, coloured by tunnel radius 7 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 1.37 1.37 15.0 -2.30 -0.66 24.8 74 3 3 2 0 2 0 0   2 1.17 1.40 15.7 -2.30 -0.69 32.2 75 3 3 0 0 1 0 0   3 1.35 1.35 15.9 -1.99 -0.53 22.7 75 4 3 2 0 2 0 0   4 1.35 1.35 19.9 -1.94 -0.34 20.2 77 2 2 2 2 3 0 0   5 1.36 1.36 20.8 -1.66 -0.24 18.2 77 3 2 2 2 3 0 0   6 1.35 1.35 20.9 -1.70 -0.36 17.6 77 2 2 2 1 2 0 0   7 1.35 1.35 21.7 -1.51 -0.27 17.2 78 3 2 2 1 2 0 0   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.