>5f6b_A mol:protein length:133 Retinol-binding protein 2TRDQNGTWEMESNENFEGWMKALDIDFATRKIAVRLTQTLVIDQDGDNFKVKTTSTFYNYDVDFTVGVEFDEYTKSLDNRHVKALVTWEGDVLVCVQKGEKENRGWKKWIEGDKLYLELTCGDQVCRQVFKKK