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Table 2 Hydrogen bonds between inter-subunit with symmetry-related AA' and CC' chains.

From: A biophysical elucidation for less toxicity of Agglutinin than Abrin-a from the Seeds of Abrus Precatorius in consequence of crystal structure

Donor Acceptor D....A (A) Donor Acceptor D....A (A)
A Gln 121 NE2 A'Gln121 OE1 2.85 A Gln121 NE2 A'Gln121 OE1 2.85
A Arg 25 NH1 A'Glu148OE2 2.77 A Arg125NH1 A'Glu148OE2 2.77
A Leu 130 N A'Glu131OE2 3.15 A Leu 130 N A'Glu131OE2 3.15
A Arg 134 NH2 A'Asn 180 O 2.86 A Arg 134 NH2 A'Asn 180 O 2.86
A Arg 134 NE A'Asn 181 O 3.06 A Arg 134 NE A'Asn 181 O 3.06
A Gln 135 NE2 A'Ser 127 OG 3.07 A Gln 135 NE2 A'Ser 127 OG 3.07
C Gln 121 NE2 C'Ser 145 O 2.75 C Gln 121 NE2 C'Ser 145 O 2.75
C Ser 127 OG C'Gly 143 N 2.95 C Ser 127 OG C'Gly 143 N 2.95
C Arg 134 NR C'Tyr57 OH 2.64 C' Arg 134 NR C Tyr57 OH 2.64
C Gln 135 NE2 C'Gln135 O 2.94 C' Gln 135 NE2 C Gln135 O 2.94
C Ser 145 N C'Gln121OE1 2.59 C' Ser 145 N C Gln121 O 2.59