4rpo C 1.95 BS01 T6C C 1 S104 F106 F151 G152 F167 E169 H206 F231 V275 S15 F17 F62 G63 F78 E80 H117 F142 V186 ? Kd=22.8nM P52679 25397598 401 FDPGTSNRNFRIAASDFGQALMLPRLYATLEETAPQVRVTGVNLRHGPLVEELESGSIDIAFGGFPTLSAGIKTQTLFREEYVCVMRQSHPALTHGLDLEAFRQCRHIIVTAHEFNHVHEQVEARLLELLPPESIRFTTENFLVSAVIAEETDVILTIPSRLARWFANRGGLTIFPVPIELPSIEVKQYWHERYDKDPGNIWLRRVIAKIGFQNPPA