>sp|Q55854|CYSR_SYNY3 Regulatory protein CysR homolog OS=Synechocystis sp. GN=cysR
MFVNSSPIADGLSALVGLDSQPLQFYERGDVVPPKDQGCWQIYRGILQVSQWTLGGDEVL
MGWAQPGSFVGLDFSAHQRETYQIRALTDVYLRGYSLEMITNNANLCRLVLDQTLQQVRQ
REALLAIAGYKRVDERLQGLLNLLGQELGQPGTGGMRLSVRLTHQMLANAIGTTRVTVTR
LLGEFQTQGKVSLDGDRHLVIALGN