4f2j C 2.64 BS01 dna A 0 Y484 K511 T512 R515 Y14 K41 T42 R45 ? Kd=25nM O75362 23436653 0 ~ 19 RECSYCGKFFRSNYYLNIHLRTHTGEKPYKCEFCEYAAAQKTSLRYHLERHH 4f2j C 2.64 BS02 ZN C 1 C501 C504 H517 H522 C31 C34 H47 H52 ? O75362 23436653 601 RECSYCGKFFRSNYYLNIHLRTHTGEKPYKCEFCEYAAAQKTSLRYHLERHH 4f2j C 2.64 BS03 ZN C 2 C473 C476 H489 H493 C3 C6 H19 H23 ? O75362 23436653 602 RECSYCGKFFRSNYYLNIHLRTHTGEKPYKCEFCEYAAAQKTSLRYHLERHH