Provided below are ELISA kits targeting nucleotide binding oligomerization domain containing 1, a human protein encoded by NOD1. This protein is 953 amino acids long with a reported mass of 107.7 kDa. 2 isoforms have been identified. This is reported to be a cytoplasmic and membrane protein. Other alias names for this protein include: nucleotide-binding oligomerization domain-containing protein 1, NLR family CARD domain containing 1, caspase recruitment domain family member 4, caspase recruitment domain-containing protein 4, CARD4, CLR7.1, and NLRC1.