>1WWW_1|Chains A[auth V], B[auth W]|PROTEIN (NERVE GROWTH FACTOR)|Homo sapiens (9606) SSSHPIFHRGEFSVCDSVSVWVGDKTTATDIKGKEVMVLGEVNINNSVFKQYFFETKCRDPNPVDSGCRGIDSKHWNSYCTTTHTFVKALTMDGKQAAWRFIRIDTACVCVLSRKAVRRA >1WWW_2|Chains C[auth X], D[auth Y]|PROTEIN (TRKA RECEPTOR)|Homo sapiens (9606) VSFPASVQLHTAVEMHHWCIPFSVDGQPAPSLRWLFNGSVLNETSFIFTEFLEPAANETVRHGCLRLNQPTHVNNGNYTLLAANPFGQASASIMAAFMDNP