ID 30574281 © Molekuul | Megapixl.com
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acid alanine amino arginine asparagine aspartic atoms carbon chemical circle collection compound computer cysteine dimensional formula glutamic glutamine glycine histidine isoleucine leucine lysine methionine model molecular molecule nitrogen oxygen peptide phenylalanine proline protein serine set structural structure sulfur threonine tryptophan two tyrosine valine