>1H4Y_1|Chains A, B|ANTI-SIGMA F FACTOR ANTAGONIST|BACILLUS SPHAERICUS (1421) MAFQLEMVTRETVVIRLFGELDHHAVEQIRAKISTAIFQGAVTTIIWNFERLSFMDSSGVGLVLGRMRELEAVAGRTILLNPSPTVRKVFQFSGLGPWMMDATEEEAIDRVRGIVNG