>4YP7_1|Chains A, B, C|Nicotinamide-nucleotide adenylyltransferase|Methanothermobacter thermautotrophicus (strain ATCC 29096 / DSM 1053 / JCM 10044 / NBRC 100330 / Delta H) (187420) VMTMRGLLVGRMQPFHRGHLQVIKSILEEVDELIICIGSAQLSHSIEDPFTAGERVMMLTKALSENGIPASRYYIIPVQDIECNALWVGHIKMLTPPFDRVYSGNPLVQRLFSEDGYEVTAPPLFYRDRYSGTEVRRRMLDDGDWRSLLPESVVEVIDEINGVERIKHLAKKEVSELGGIS