This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Nicotinic acid adenine dinucleotide phosphate anion spacefill. Spacefilling model of the nicotinic acid adenine dinucleotide phosphate molecule also known as NAADP second messenger found in cells This image shows it as an anion with negative charge of Color code Carbon black FFF Hydrogen white FEE Oxygen red CFA Nitrogen blue FAC