. Author manuscript; available in PMC: 2010 Oct 1.

Published in final edited form as: Chem Rev. 2009 Oct;109(10):4644–4681. doi: 10.1021/cr900077w

Table 1.

Coordination complexes formed by solute binding proteins (SBPs) from various Fe(III)-specific ABC transporters of known structure

Ferric Binding Protein	Coordinating groups	Coordinating atoms	Coordination Number	Reference
Haemophilus influenza	His⁹Glu⁵⁷Tyr¹⁹⁵Tyr¹⁹⁶H₂O PO₄³⁻	NO₅	6	91
Neisseria gonorrhoeae	His⁹Glu⁵⁷Tyr¹⁹⁵Tyr¹⁹⁶H₂O PO₄³⁻	NO₅	6	1D9Y
Mannheimia haemolytica	Tyr¹⁴²Tyr¹⁹⁸Tyr¹⁹⁹ CO₃²⁻	O₅	5	406
Yersinia enterolitica	His⁹Glu⁵⁷Tyr¹⁹⁵Tyr¹⁹⁶H₂O	NO₅	6	95
Campylobacter jejuni	His¹⁴Tyr¹⁵Tyr¹⁴⁶Tyr²⁰²Tyr²⁰³	NO₄	5	93
Synechocystis 6803	His⁵⁴Tyr⁵⁵Tyr¹⁸⁵Tyr²⁴¹Tyr²⁴²	NO₄	5	94