>sp|P77918|PYRB_PYRAB Aspartate carbamoyltransferase catalytic subunit OS=Pyrococcus abyssi (strain GE5 / Orsay) OX=272844 GN=pyrB PE=1 SV=1 MDWKGRDVISIRDFSKEDIETVLATAERLERELKEKGQLEYAKGKILATLFFEPSTRTRL SFESAMHRLGGAVIGFAEASTSSVKKGESLRDTIKTVEQYCDVIVIRHPKEGAARLAAEV AEVPVINAGDGSNQHPTQTLLDLYTIKKEFGRIDGLKIGLLGDLKYGRTVHSLAEALTFY DVELYLISPELLRMPRHIVEELREKGMKVVETTTLEDVIGKLDVLYVTRIQKERFPDEQE YLKVKGSYQVNLKVLEKAKDELRIMHPLPRVDEIHPEVDNTKHAIYFRQVFNGVPVRMAL LALVLGVI