Filamin: Difference between revisions

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[[Image:3hop.png|left|200px|thumb|Crystal structure of Human Filamin A complex with phosphate, [[3hop]]]]
<StructureSection load='2wa5' size='350' side='right' scene='' caption='Human Filamin B actin-binding domain complex with sulfate and carbonate (PDB code [[2wa5]]) '>
{{STRUCTURE_2wa5|  PDB=2wa5 | SIZE=400| SCENE= |right|CAPTION=Human Filamin B actin-binding domain complex with sulfate and carbonate, [[2wa5]] }}


__TOC__


== Function ==


* [[Filamin]] '''A (FLNA)''' has an actin-binding domain (ABD).  It crosslinks actin filaments and participates in anchoring of membrane proteins<ref>PMID:19773341</ref>.<br />
*  '''Filamin B (FLNB)''' is a human cytoplasmic protein which functions similarly to FLNA and guides proper skeletal development<ref>PMID:19505475</ref>.<br />
*  '''Filamin C (FLNC)''' is functionally similar and contains 3 domains: the N-terminal ABD, the C-terminal dimerization domain (DD) and a membrane glycoprotein-binding domain<ref>PMID:11336782</ref>.<br />
For more details on filamin C see [[Group:MUZIC:FilaminC]].


== Disease ==


Mutations in FLNA cause frontometaphyseal dysplasia, intestinal pseudo-obstruction, Melnick-Needles syndrome, otopalatodigital syndrome and periventricular heterotopia.  Mutations in FLNAB cause boomerang dysplasia<ref>PMID:25614868</ref>.


==3D structures of filamin==
[[Filamin 3D structures]]


 
</StructureSection>
 
 
 
 
 
 
 
 
 
 
 
 
 
[[Filamin]] '''A (FLNA)''' has an actin-binding domain (ABD).  It crosslinks actin filaments and participates in anchoring of membrane proteins.  '''Filamin B (FLNB)''' is a human cytoplasmic protein which functions similarly to FLNA and guides proper skeletal development.  '''Filamin C (FLNC)''' is functionally similar and contains 3 domains: the N-terminal ABD, the C-terminal dimerization domain (DD) and a membrane glycoprotein-binding domain. For more details on filaminC see [[Group:MUZIC:FilaminC]].  The images at the left and at the right correspond to one representative filamin structure, ''i.e.'' the crystal structure of human filamin A ([[3hop]]), it forms a <scene name='Filamin/Cv/2'>dimer</scene> <ref>PMID:19773341</ref>.  Two phosphate ions are rendered as space filling objects.
 
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===3D structures of filamin===
 
Updated on {{REVISIONDAY2}}-{{MONTHNAME|{{REVISIONMONTH}}}}-{{REVISIONYEAR}}
 
== Filamin A ==
 
[[3isw]] – hFLNA repeat 21+CFTR peptide – human<br />
[[3rgh]] - hFLNA repeat 10<br />
[[2wfn]], [[3hop]], [[3hor]] – hFLNA ABD<br />
[[3hoc]] – hFLNA  ABD (mutant)<br />
[[4m9p]] - hFLNA domains 3-5<br />
[[2aav]] - hFLNA domain 17 – NMR<br />
[[2bp3]] - hFLNA domain 17+GPIB peptide<br />
[[2k7p]] – hFLNA domains 16-17<br />
[[2k7q]] - hFLNA domains 18-19<br />
[[2j3s]] - hFLNA domains 19-21<br />
[[2w0p]] - hFLNA domain 21+migfilin peptide<br />
[[2jf1]], [[2brq]] - hFLNA domain 21+integrin peptide<br />
[[2k3t]] - hFLNA domain 23 – NMR<br />
[[3cnk]] - hFLNA DD<br />
 
== Filamin B ==
 
[[2wa5]], [[3fer]], [[2eea]] - hFLNB  ABD<br />
[[2wa6]], [[2wa7]], [[4b7l]] - hFLNB  ABD (mutant)<br />
[[2di9]], [[2dia]], [[2dib]], [[2dic]], [[2dj4]], [[2e9j]], [[2dmb]], [[2ee9]], [[2ee7]], [[2dmc]], [[2di8]], [[2dlg]], [[2e9i]], [[2ee6]], [[2eeb]], [[2eec]], [[2eed]] - hFLNB domains  9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 20, 21, 22,  23, 24 – NMR<br />
 
== Filamin C ==
 
[[2k9u]] – hFLNC+migfilin peptide<br />
[[2d7m]], [[2d7n]], [[2d7o]], [[2d7p]] - hFLNC domains 14, 16, 17, 22 - NMR<br />
[[2nqc]] - hFLNC domain 21<br />
[[2d7q]] - hFLNC domain 23 – NMR<br />
[[3v8o]] - hFLNC domains 4,5 <br />
[[4mgx]] - hFLNC domains 4,5 + platelet glycoprotein peptide<br />
[[1v05]] - hFLNC DD<br />
 
== Other Filamins ==
 
[[1wlh]], [[1qfh]] – FLN rod domain – ''Dictyostelium discoideum''<br />


==References==
==References==