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4B7L

Crystal Structure of Human Filamin B Actin Binding Domain with 1st Filamin Repeat

Functional Information from GO Data
ChainGOidnamespacecontents
A0030036biological_processactin cytoskeleton organization
A0051015molecular_functionactin filament binding
B0030036biological_processactin cytoskeleton organization
B0051015molecular_functionactin filament binding
Functional Information from PROSITE/UniProt
site_idPS00019
Number of Residues10
DetailsACTININ_1 Actinin-type actin-binding domain signature 1. QQnTFTRWCN
ChainResidueDetails
AGLN18-ASN27

site_idPS00020
Number of Residues25
DetailsACTININ_2 Actinin-type actin-binding domain signature 2. LvSIDSkAIvDgnlkLiLGLVWtLI
ChainResidueDetails
ALEU94-ILE118

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues212
DetailsDomain: {"description":"Calponin-homology (CH) 1","evidences":[{"source":"PROSITE-ProRule","id":"PRU00044","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues206
DetailsDomain: {"description":"Calponin-homology (CH) 2","evidences":[{"source":"PROSITE-ProRule","id":"PRU00044","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues196
DetailsRepeat: {"description":"Filamin 1"}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues46
DetailsRegion: {"description":"Disordered","evidences":[{"source":"SAM","id":"MobiDB-lite","evidenceCode":"ECO:0000256"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"PubMed","id":"24275569","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

243531

PDB entries from 2025-10-22

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