Table 3 Detailed hydrogen bonding information for D4-DNA interactions in 4qcb (PISA analysis)

1. D4-DNA (chains A, D)

2. D4-DNA (chains B, C)

#1 D:DA24 [OP2] 2.69 A:LYS131 [NZ]

#1 C:DA5 [OP1] 3.76 B:THR130 [N]

#2 D:DA25 [OP1] 3.10 A:LYS160 [N]

#2 C:DC6 [OP2] 2.59 B:LYS131 [NZ]

#3 D:DA25 [OP2] 3.20 A:LYS160 [N]

#3 C:DG7 [OP1] 3.03 B:LYS160 [N]

#4 D:DA25 [OP2] 2.97 A:THR161 [N]

#4 C:DG7 [OP2] 3.22 B:LYS160 [N]

#5 D:DC26 [OP1] 3.13 A:TYR180 [OH]

#5 C:DG7 [OP2] 2.95 B:THR161 [N]

#6 D:DA25 [OP1] 2.88 A:HIS181 [N]

#6 C:DT8 [OP1] 2.76 B:TYR180 [OH]

#7 C:DG7 [OP1] 2.91 B:HIS181 [N]

3. D4-DNA (chains A, C)

#1 C:DC12 [OP1] 3.00 A:LYS87 [NZ]