a new cytoskeletal protein , designated it protein , with a relative molecular weight of 46,000 and an isoelectric ph value of approximately 6.1 ( in 9.5 m urea ) was detected in all 9 cases of cutaneous ne tumors ( 'merkel-cell carcinomas ' ) , including 2 lymph-node metastases , but was not found in any of the 17 cases of pulmonary ne tumors .
C0010852
cytoskeletal protein
C0033684
protein