level of proline-serine-threonine phosphatase-interacting protein 1 (human) in cerebrospinal fluid (OBA_2056171) is the amount of a proline-serine-threonine phosphatase-interacting protein 1 (human) when measured in cerebrospinal fluid. Also known as: cerebrospinal fluid proline-serine-threonine phosphatase-interacting protein 1 (human) amount.