7.2.2.16	D172E	fhuC	210335	
7.2.2.16	D172N	fhuC	210335	
7.2.2.16	G226A	FhuB(N), negative effect on FhuB-mediated transport	210332	
7.2.2.16	G226E	FhuB(N), negative effect on FhuB-mediated transport	210332	
7.2.2.16	G226V	FhuB(N), negative effect on FhuB-mediated transport	210332	
7.2.2.16	G559A	FhuB(C), negative effect on FhuB-mediated transport	210332	
7.2.2.16	G559E	does not affect FhuD binding	210338	
7.2.2.16	G559E	FhuB(C), negative effect on FhuB-mediated transport	210332	
7.2.2.16	G559V	FhuB(C), negative effect on FhuB-mediated transport	210332	
7.2.2.16	K50E	fhuC	210335