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