N-acetylneuraminylgalactosylglucosylceramide Beta-1,4-N-acetylgalactosaminyltransferase
<enzyme> Requires mn2+; only substances containing sialic acid residues can act as acceptors; bovine fetuin is the (more...)

N-acetylornithine Deacetylase
<enzyme> Amino acid sequence known

N-acetylphenylalanyl-tRNA Hydrolase
<enzyme> More active than unspecific peptidyl tRNA hydrolase

N-acetylphosphinothricin Deacetylase
<enzyme> Catalyses deacetylation of n-acetyl-l-phosphinothricin

N-acetylpuromycin N-acetylhydrolase
<enzyme> Hydrolyzes n-acetylpuromycin to puromycin in the last step of puromycin biosynthesis in streptomyces albo (more...)

N-acetylsphingosine - Phosphatidylethanolamine Acyltransferase
<enzyme> Catalyses the esterification of n-acetylsphingosine at the carbon-1 position of the ceramide

Nacre
<zoology> A pearly substance which lines the interior of many shells, and is most perfect in the mother-of-pearl.

Nacreous
Consisting of, or resembling nacre, pearly, lustrous, like mother-of-pearl; descriptive term for bacterial colonies.

Nacreous Ichthyosis
A variant of ichthyosis characterised by dry pearly scales.

N-acylamino Acid
RCO-NH-CHR-COOH;an amino acid to the N of which an acyl group is attached, as in hippuric acid (N-benzoylglycine) or phe (more...)