>4v8p_GP mol:protein length:157 60S RIBOSOMAL PROTEIN L21MTHSYGYRRQTRKKFAKAYKTKGHVRISRYLTTYKVGEYVDIMVDGSQHKGMPYKLYHGRTGKVFNVNPRSIGVIVHRIVNGRYIEKRLHVKIEHVRPSNVKTALSKRYQANDQAKAEGNKAGKRVSTKRNPGQPLEAVQVQGAVNFQHPKVFREIF