>6mcu_E mol:protein length:133 Retinol-binding protein 2TRDQNGTWEMESNENFEGYMKALDIDFHTRKIAVRLTQTKVIDQDGDNFKDKTTSTFRNYDVDFTVGVEFDEYTKSLDNRHVKALVTWEGDVLVCVQKGEKENRGWKKWIEGDKLYLELTCGDQVCRQVFKKK