>1qb2_B mol:protein length:109 HUMAN SIGNAL RECOGNITION PARTICLE 54 KD PROTEINQFTLRDMYEQFQNIMKMGPFSQILGMIPGFGTDFMSKGNEQESMARLKKLMTIMDSMNDQELDSTDGAKVFSKQPGRIQRVARGSGVSTRDVQELLTQYTKFAQMVKKM