%The following residues are selected for Procheck analysis
RESIDUES 8 M TO 21 M
RESIDUES 25 M TO 34 M
RESIDUES 40 M TO 46 M
RESIDUES 57 M TO 73 M
RESIDUES 100 M TO 113 M
RESIDUES 117 M TO 126 M
RESIDUES 132 M TO 139 M
RESIDUES 149 M TO 165 M