>1BRN_1|Chains A, B|DNA (5'-D(*CP*GP*AP*C)-3')|
CGAC
>1BRN_2|Chains C[auth L], D[auth M]|PROTEIN (BARNASE (E.C.3.1.27.-))|Bacillus amyloliquefaciens (1390)
AQVINTFDGVADYLQTYHKLPDNYITKSEAQALGWVASKGNLADVAPGKSIGGDIFSNREGKLPGKSGRTWREADINYTSGFRNSDRILYSSDWLIYKTTDHYQTFTKIR