>5WI8_1|Chains A, B, C, D|Tumor necrosis factor receptor superfamily member 9|Mus musculus (10090) LEVQNSCDNCQPGTFCRKYNPVCKSCPPSTFSSIGGQPNCNICRVCAGYFRFKKFCSSTHNAECECIEGFHCLGPQCTRCEKDCRPGQELTKQGCKTCSLGTFNDQNGTGVCRPWTNCSLDGRSVLKTGTTEKDVVCGPLVPR