| Entry | Database: PDB / ID: 4lbf 
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| Title | Crystal structure of HUMAN ALPHA-DEFENSIN 1 (HNP1) I20A/L25A mutant | 
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|  Components | Neutrophil defensin 1 | 
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|  Keywords | ANTIMICROBIAL PROTEIN / ANTIMICROBIAL PEPTIDE / HUMAN ALPHA DEFENSIN 1 / HUMAN NEUTROPHIL PEPTIDE 1 / ANTIBIOTIC / ANTIVIRAL DEFENSE / DEFENSIN / DISULFIDE BOND / FUNGICIDE / PHOSPHOPROTEIN / SECRETED | 
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| Function / homology |  Function and homology information
 pore-forming activity / disruption of plasma membrane integrity in another organism / Defensins / killing by host of symbiont cells / T cell chemotaxis / Alpha-defensins / defense response to protozoan / defense response to fungus / estrogen receptor signaling pathway / innate immune response in mucosa ...pore-forming activity / disruption of plasma membrane integrity in another organism / Defensins / killing by host of symbiont cells / T cell chemotaxis / Alpha-defensins / defense response to protozoan / defense response to fungus / estrogen receptor signaling pathway / innate immune response in mucosa / Golgi lumen / chemotaxis / antimicrobial humoral immune response mediated by antimicrobial peptide / azurophil granule lumen / antibacterial humoral response / :  / cellular response to lipopolysaccharide / defense response to Gram-negative bacterium / defense response to virus / killing of cells of another organism / defense response to Gram-positive bacterium / immune response / Neutrophil degranulation / extracellular space / extracellular exosome / extracellular regionSimilarity search - Function Mammalian defensins signature. / Alpha-defensin, C-terminal / Mammalian defensin / Alpha-defensin  propeptide / Alpha-defensin / Defensin propeptide / Defensin propeptide / Beta/alpha-defensin, C-terminal / Defensin/corticostatin familySimilarity search - Domain/homology | 
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| Biological species |  Homo sapiens (human) | 
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| Method |  X-RAY DIFFRACTION /  MOLECULAR REPLACEMENT / Resolution: 1.7 Å | 
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|  Authors | Tolbert, W.D. / Wu, X. / Pazgier, M. | 
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|  Citation |  Journal: Plos One / Year: 2013 Title: Single, Double and Quadruple Alanine Substitutions at Oligomeric Interfaces Identify Hydrophobicity as the Key Determinant of Human Neutrophil Alpha Defensin HNP1 Function.
 Authors: Zhao, L. / Tolbert, W.D. / Ericksen, B. / Zhan, C. / Wu, X. / Yuan, W. / Li, X. / Pazgier, M. / Lu, W.
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| History | | Deposition | Jun 20, 2013 | Deposition site: RCSB / Processing site: RCSB | 
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 | Revision 1.0 | Nov 27, 2013 | Provider: repository / Type: Initial release | 
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 | Revision 1.1 | Sep 20, 2023 | Group: Data collection / Database references ...Data collection / Database references / Derived calculations / Refinement description Category: chem_comp_atom / chem_comp_bond ...chem_comp_atom / chem_comp_bond / database_2 / pdbx_initial_refinement_model / struct_ref_seq_dif / struct_site
 Item: _database_2.pdbx_DOI / _database_2.pdbx_database_accession ..._database_2.pdbx_DOI / _database_2.pdbx_database_accession / _struct_ref_seq_dif.details / _struct_site.pdbx_auth_asym_id / _struct_site.pdbx_auth_comp_id / _struct_site.pdbx_auth_seq_id
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 | Revision 1.2 | Nov 6, 2024 | Group: Structure summary / Category: pdbx_entry_details / pdbx_modification_feature | 
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