English: The red sphere shows the oxygen of a water molecule. The sticks show the mainchain atoms of the tripeptide niche.
Oxygen red; nitrogen blue and carbon grey. Hydrogen atoms are not shown. Two hydrogen bonds are present, both involving the water molecule; one is with the CO of residue 1; the other is with the CO of residue 3.
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=={{int:filedesc}}== {{Information |Description={{en|1=The red sphere shows the oxygen of a water molecule. The sticks show the mainchain atoms of the tripeptide niche.<br /> Oxygen red; nitrogen blue and carbon grey. Hydrogen atoms are not shown. Two...