>3zzm_B mol:protein length:523 BIFUNCTIONAL PURINE BIOSYNTHESIS PROTEIN PURHMSTDDGRRPIRRALISVYDKTGLVDLAQGLSAAGVEIISTGSTAKTIADTGIPVTPVEQLTGFPEVLDGRVKTLHPRVHAGLLADLRKSEHAAALEQLGIEAFELVVVNLYPFSQTVESGASVDDCVEQIDIGGPAMVRAAAKNHPSAAVVTDPLGYHGVLAALRAGGFTLAERKRLASLAFQHIAEYDIAVASWMQQTLAPEHPVAAFPQWFGRSWRRVAMLRYGENPHQQAALYGDPTAWPGLAQAEQLHGKDMSYNNFTDADAAWRAAFDHEQTCVAIIKHANPCGIAISSVSVADAHRKAHECDPLSAYGGVIAANTEVSVEMAEYVSTIFTEVIVAPGYAPGALDVLARKKNIRVLVAAEPLAGGSELRPISGGLLIQQSDQLDAHGDNPANWTLATGSPADPATLTDLVFAWRACRAVKSNAIVIAADGATVGVGMGQVNRVDAARLAVERGGERVRGAVAASDAFFPFPDGLETLAAAGVTAVVHPGGSVRDEEVTEAAAKAGVTLYLTGARHFAH