%The following residues are selected for Procheck analysis
RESIDUES 3 A TO 22 A
RESIDUES 26 A TO 31 A
RESIDUES 40 A TO 49 A
RESIDUES 56 A TO 62 A
RESIDUES 69 A TO 73 A
RESIDUES 80 A TO 96 A
RESIDUES 109 A TO 112 A