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1FIL

HUMAN PLATELET PROFILIN I CRYSTALLIZED IN HIGH SALT ACTIN-BINDING PROTEIN

Functional Information from GO Data
ChainGOidnamespacecontents
A0000774molecular_functionadenyl-nucleotide exchange factor activity
A0001784molecular_functionphosphotyrosine residue binding
A0001843biological_processneural tube closure
A0003723molecular_functionRNA binding
A0003779molecular_functionactin binding
A0003785molecular_functionactin monomer binding
A0005515molecular_functionprotein binding
A0005546molecular_functionphosphatidylinositol-4,5-bisphosphate binding
A0005634cellular_componentnucleus
A0005737cellular_componentcytoplasm
A0005829cellular_componentcytosol
A0005856cellular_componentcytoskeleton
A0005925cellular_componentfocal adhesion
A0005938cellular_componentcell cortex
A0006357biological_processregulation of transcription by RNA polymerase II
A0010634biological_processpositive regulation of epithelial cell migration
A0016020cellular_componentmembrane
A0030036biological_processactin cytoskeleton organization
A0030833biological_processregulation of actin filament polymerization
A0030838biological_processpositive regulation of actin filament polymerization
A0031267molecular_functionsmall GTPase binding
A0032232biological_processnegative regulation of actin filament bundle assembly
A0032233biological_processpositive regulation of actin filament bundle assembly
A0045296molecular_functioncadherin binding
A0050804biological_processmodulation of chemical synaptic transmission
A0050821biological_processprotein stabilization
A0051497biological_processnegative regulation of stress fiber assembly
A0060074biological_processsynapse maturation
A0070062cellular_componentextracellular exosome
A0070064molecular_functionproline-rich region binding
A0072562cellular_componentblood microparticle
A0098885biological_processmodification of postsynaptic actin cytoskeleton
A0098978cellular_componentglutamatergic synapse
A0110053biological_processregulation of actin filament organization
A1900029biological_processpositive regulation of ruffle assembly
Functional Information from PDB Data
site_idAC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 A 140
ChainResidue
AASN99
AHIS119
AHIS119
AGLY120
AHOH229

Functional Information from PROSITE/UniProt
site_idPS00414
Number of Residues8
DetailsPROFILIN Profilin signature. .AgWNaYiD
ChainResidueDetails
AALA1-ASP8

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsModified residue: {"description":"N-acetylalanine","evidences":[{"source":"PubMed","id":"3342873","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19413330","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"22223895","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"25944712","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"UniProtKB","id":"P62963","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"19690332","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"PubMed","id":"19608861","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues1
DetailsModified residue: {"description":"Phosphotyrosine","evidences":[{"source":"PubMed","id":"15592455","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine; by ROCK1","evidences":[{"source":"PubMed","id":"18573880","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues2
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin); alternate"}
ChainResidueDetails

238582

PDB entries from 2025-07-09

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