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Ferritin
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| - | < | + | <StructureSection load='' size='400' side='right' caption="Crystal structure of Fe-soaked ferritin from the hyperthermophilic archael anaerobe ''Pyrococcus furiousus'' [[2jd7]]" scene='Ferritin/Starting_ferritin_scene/1'> |
| - | [[Ferritin]] (FR) is an iron storage and release protein. It stores iron as microcrystals with phosphate and hydroxide ions. FR is composed of 24 subunits of heavy chain (FTH) and light chain (FTL).<br /> | + | |
| + | == Function == | ||
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| + | [[Ferritin]] (FR) is an iron storage and release protein. It stores iron as microcrystals with phosphate and hydroxide ions. FR is composed of 24 subunits of heavy chain (FTH) and light chain (FTL).<ref>PMID:20304033</ref> Amphibians have an additional middle subunit FR (FTM).<br /> | ||
| + | * '''apo-ferritin''' (apo-FR) is a non-Fe-containing ferritin.<br /> | ||
* '''Bacterioferritin''' (BFR) structure is very similar to FR. It contains a binuclear iron center and haem. It stores iron as ferric oxide mineral in its hollow central cavity.<br /> | * '''Bacterioferritin''' (BFR) structure is very similar to FR. It contains a binuclear iron center and haem. It stores iron as ferric oxide mineral in its hollow central cavity.<br /> | ||
* '''Thioferritin''' (TFR) is a ferritin-related protein with 2 cysteine residues adjacent to the dimetal binding site.<br /> | * '''Thioferritin''' (TFR) is a ferritin-related protein with 2 cysteine residues adjacent to the dimetal binding site.<br /> | ||
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* '''MrgA''' – another iron storage protein - belongs to the Dps family. | * '''MrgA''' – another iron storage protein - belongs to the Dps family. | ||
| - | == | + | == Relevance == |
| - | + | Cavities formed by FR are used for the manufacture of nanoparticles. FR is used as a marker for iron overload disorder. | |
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| - | + | == Disease == | |
| - | + | FR deficiency can lead to anemia. | |
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| - | + | ==3D Structures of Ferritin== | |
| - | + | [[Ferritin 3D structures]] | |
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| - | + | </StructureSection> | |
| - | **[[3iq1]] – VcDps <br /> | ||
| - | **[[3ge4]] – BmDps <br /> | ||
| - | **[[2iy4]] – Dps – ''Listeria monocytogenes''<br /> | ||
| - | **[[2bkc]], [[2bk6]], [[2bjy]] – LiDps (mutant) <br /> | ||
| - | **[[2f7n]] – Dps – ''Deinococcus radiodurans''<br /> | ||
| - | **[[1tjo]], [[1tk6]], [[1tkp]], [[1tko]], [[1moj]] – Dps – ''Halobacterium salinarum''<br /> | ||
| - | **[[1o9r]] – Dps – ''Agrobacterium tumefaciens''<br /> | ||
| - | **[[1dps]], [[1f30]], [[1f33]], [[1jre]] – EcDps <br /> | ||
| - | **[[1jts]], [[1l8h]], [[1l8i]] – EcDps (mutant)<br /> | ||
| - | **[[2ux1]], [[2v15]], [[2xjm]], [[2xjn]], [[2xjo]], [[2xkq]] – Dps – ''Streptococcus suis''<br /> | ||
| - | **[[2yw6]] – MsDps<br /> | ||
| - | **[[3ak8]], [[3ak9]] – Dps – ''Salmonella enterica''<br /> | ||
| - | **[[1n1q]] – Dps – ''Brevibacillus brevis''<br /> | ||
| - | **[[1vei]], [[1vel]], [[1veq]], [[2yw7]] – MsDps<br /> | ||
| - | **[[4dyu]] – Dpo – ''Yersinia pestis'' | ||
| - | + | == References == | |
| + | <references/> | ||
| - | **[[2chp]] – MrgA – ''Bacillus subtilis''<br /> | ||
| - | }} | ||
[[Category:Topic Page]] | [[Category:Topic Page]] | ||
Current revision
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References
- ↑ Wang W, Knovich MA, Coffman LG, Torti FM, Torti SV. Serum ferritin: Past, present and future. Biochim Biophys Acta. 2010 Aug;1800(8):760-9. doi: 10.1016/j.bbagen.2010.03.011. , Epub 2010 Mar 19. PMID:20304033 doi:http://dx.doi.org/10.1016/j.bbagen.2010.03.011
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