>1X3D_1|Chain A|Fibronectin type-III domain containing protein 3a|Homo sapiens (9606) GSSGSSGAEIFTTLSCEPDIPNPPRIANRTKNSLTLQWKAPSDNGSKIQNFVLEWDEGKGNGEFCQCYMGSQKQFKITKLSPAMGCKFRLSARNDYGTSGFSEEVLYYTSGCSGPSSG