Picture story. NO's way out.
Surridge
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D001419:Bacteria / Q000378:metabolism; D005075:Biological Evolution; D003574:Cytochrome c Group; D003580:Cytochromes / Q000737:chemistry* / Q000378:metabolism; D006418:Heme / Q000737:chemistry; D007501:Iron / Q000737:chemistry; D015394:Molecular Structure; D009569:Nitric Oxide / Q000737:chemistry* / Q000378:metabolism; D009572:Nitrite Reductases / Q000737:chemistry* / Q000378:metabolism; D009573:Nitrites / Q000378:metabolism; D010084:Oxidation-Reduction; D011487:Protein Conformation
D003574:Cytochrome c Group; D003580:Cytochromes; D009573:Nitrites; D009569:Nitric Oxide; D006418:Heme; C019315:cytochrome cd1; D007501:Iron; D009572:Nitrite Reductases