>4ZK8_1|Chain A|Nitrite reductase|Geobacillus thermodenitrificans NG80-2 (420246) MESKNKTAATQQSEPNVIAAHKGVNQAPVPLKMERVGPHDVHIEMTAQITDIEIDKGKIYKAWTFNGQAPGPLVVVNEGDTIHFTLKNMDPVVPHSMDFHAVHASPSKDFIDVMPNKSGTFTYPANKPGVFMYHCGTKPVLQHIANGMHGVIIVKPKNGYPTDKEVDREYVLIQNEWYKYNDMNDFQNGVPSYVVFSSKALKPGDPNTNGDTFTLKEKPLLAKVGEKIRLYINNVGPNEVSSFHVVGTVFDDVYLDGNPNNHLQGMQTVMLPASGGAVVEFTVTRPGTYPIVTHQFNHAQKGAVAMLKVTETGEDDGTETSGH