TY - GEN AU - Houck,D R AU - Hanners,J L AU - Unkefer,C J AU - van Kleef,M A AU - Duine,J A TI - PQQ: biosynthetic studies in Methylobacterium AM1 and Hyphomicrobium X using specific 13C labeling and NMR SN - 0003-6072 PY - 1989///0928 KW - Amino Acids KW - metabolism KW - Carbon Isotopes KW - Coenzymes KW - biosynthesis KW - Enzyme Precursors KW - Ethanol KW - Magnetic Resonance Spectroscopy KW - Methanol KW - Methylococcaceae KW - enzymology KW - Molecular Structure KW - PQQ Cofactor KW - Pseudomonas KW - drug effects KW - Quinolones KW - Tyrosine N1 - Publication Type: Journal Article UR - https://doi.org/10.1007/BF00822589 ER -