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Class: Mainly Alpha (13335)
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Architecture: Orthogonal Bundle (10391)
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Topology: Methyltransferase, Methionine Synthase (B12-binding Domains); Chain A, domain 1 (21)
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Homologous Superfamily: Methyltransferase (6)
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Escherichia coli. Organism_taxid: 562 (1)
1BMTA:651-737; B:651-737HOW A PROTEIN BINDS B12: A 3.O ANGSTROM X-RAY STRUCTURE OF THE B12-BINDING DOMAINS OF METHIONINE SYNTHASE