4l4z B 2.3 BS01 D5X B 1 F124 G125 E126 A127 G211 T220 I221 D243 L245 K288 F57 G58 E59 A60 G144 T153 I154 D176 L178 K221 ? 0030246 Kd=2.1uM P76141 24047255 401 FEGCLEYETQLRRQFSLQHVRVIPGLADADVGGRLGIGAAHMLMSLLQPQQMLAIGFGEATMNTLQRLSGFISSQQIRLVTLSGGVGSYMTGIGQLNAACSVNIIPAPLRASSADIARTLKNENCVKDVLLAAQAADVAIVGIGAVSQQDDATIIRSGYISQGEQLMIGRKGAVGDILGYFFDAKGDVVTNIKIHNELIGLPLSALKTIPVRVGVAGGENKAEAIAAAMKGGYINALVTDQDTAAAILRS