>sp|Q9JZ78|RIBA_NEIMB GTP cyclohydrolase-2 OS=Neisseria meningitidis serogroup B GN=ribA MSEMLNHVASCRLPTEWGVFTMHGFEEANGQEHVALTVGNFSDGNPVLTRIHSECLTGDA LFSRKCDCGPQLEAAMRAVQTEGRGIIVYLRQEGRGIGLINKIRAYHLQDQGMDTVEANL ALGLPVDARDFRLAQSIYEYLGIRSVKLLTNNPEKIQTLKDAGINVVERIPLHVGENLEN KRYLQTKADKLGHLMSE