2b8y:A     (THR6) to   (SER128)  CRYSTAL STRUCTURE OF THE INTERLEUKIN-4 VARIANT T13DF82D  |   FOUR HELIX BUNDLE, CYTOKINE 
2b91:A     (THR6) to   (SER128)  CRYSTAL STRUCTURE OF THE INTERLEUKIN-4 VARIANT F82DR85A  |   FOUR HELIX BUNDLE, CYTOKINE 
2psm:A    (SER-2) to   (SER114)  CRYSTAL STRUCTURE OF INTERLEUKIN 15 IN COMPLEX WITH INTERLEUKIN 15 RECEPTOR ALPHA  |   CYTOKINE, GLYCOPROTEIN, SECRETED, ALTERNATIVE SPLICING, ENDOPLASMIC RETICULUM, GOLGI APPARATUS, MEMBRANE, NUCLEUS, PHOSPHORYLATION, RECEPTOR, SUSHI, TRANSMEMBRANE, STRUCTURAL GENOMICS, NPPSFA, NATIONAL PROJECT ON PROTEIN STRUCTURAL AND FUNCTIONAL ANALYSES, RIKEN STRUCTURAL GENOMICS/PROTEOMICS INITIATIVE, RSGI 
2psm:B    (SER-2) to   (SER114)  CRYSTAL STRUCTURE OF INTERLEUKIN 15 IN COMPLEX WITH INTERLEUKIN 15 RECEPTOR ALPHA  |   CYTOKINE, GLYCOPROTEIN, SECRETED, ALTERNATIVE SPLICING, ENDOPLASMIC RETICULUM, GOLGI APPARATUS, MEMBRANE, NUCLEUS, PHOSPHORYLATION, RECEPTOR, SUSHI, TRANSMEMBRANE, STRUCTURAL GENOMICS, NPPSFA, NATIONAL PROJECT ON PROTEIN STRUCTURAL AND FUNCTIONAL ANALYSES, RIKEN STRUCTURAL GENOMICS/PROTEOMICS INITIATIVE, RSGI 
4i77:Z     (THR8) to   (ARG108)  LEBRIKIZUMAB FAB BOUND TO IL-13  |   IMMUNOGLOBULIN, IMMUNE SYSTEM RECOGNITION, IMMUNE SYSTEM-CYTOKINE COMPLEX 
2d48:A     (THR6) to   (SER128)  CRYSTAL STRUCTURE OF THE INTERLEUKIN-4 VARIANT T13D  |   FOUR HELIX BUNDLE, CYTOKINE 
1exz:C   (VAL412) to   (PHE526)  STRUCTURE OF STEM CELL FACTOR  |   SCF, HORMONE/GROWTH FACTOR COMPLEX 
1exz:D   (ASN611) to   (LYS727)  STRUCTURE OF STEM CELL FACTOR  |   SCF, HORMONE/GROWTH FACTOR COMPLEX 
2e9w:C    (VAL15) to   (ALA125)  CRYSTAL STRUCTURE OF THE EXTRACELLULAR DOMAIN OF KIT IN COMPLEX WITH STEM CELL FACTOR (SCF)  |   GLYCOPROTEIN, RECEPTOR TYROSINE KINASE, GROWTH FACTOR CYTOKINE, DIMERIZATION, TRANSFERASE-HORMONE COMPLEX 
2e9w:D    (ASN10) to   (ALA125)  CRYSTAL STRUCTURE OF THE EXTRACELLULAR DOMAIN OF KIT IN COMPLEX WITH STEM CELL FACTOR (SCF)  |   GLYCOPROTEIN, RECEPTOR TYROSINE KINASE, GROWTH FACTOR CYTOKINE, DIMERIZATION, TRANSFERASE-HORMONE COMPLEX 
1scf:A    (VAL12) to   (ASP128)  HUMAN RECOMBINANT STEM CELL FACTOR  |   HUMAN STEM CELL FACTOR, STEEL FACTOR, KIT LIGAND, MAST CELL GROWTH FACTOR, HORMONE/GROWTH FACTOR COMPLEX 
1scf:B    (ASP14) to   (PHE129)  HUMAN RECOMBINANT STEM CELL FACTOR  |   HUMAN STEM CELL FACTOR, STEEL FACTOR, KIT LIGAND, MAST CELL GROWTH FACTOR, HORMONE/GROWTH FACTOR COMPLEX 
1scf:D    (ASP14) to   (LYS127)  HUMAN RECOMBINANT STEM CELL FACTOR  |   HUMAN STEM CELL FACTOR, STEEL FACTOR, KIT LIGAND, MAST CELL GROWTH FACTOR, HORMONE/GROWTH FACTOR COMPLEX 
2xqb:A     (ASN1) to   (ASN112)  CRYSTAL STRUCTURE OF ANTI-IL-15 ANTIBODY IN COMPLEX WITH HUMAN IL-15  |   IMMUNE SYSTEM, AFFINITY MATURATION 
2z3q:C     (ASN1) to   (ILE111)  CRYSTAL STRUCTURE OF THE IL-15/IL-15RA COMPLEX  |   PROTEIN-PROTEIN COMPLEX, CYTOKINE/CYTOKINE RECEPTOR COMPLEX 
2o27:A    (ILE15) to   (ASP128)  STRUCTURE OF A CLASS III RTK SIGNALING ASSEMBLY  |   STEM CELL FACTOR, RECEPTOR TYROSINE KINASE, CLASS III, RECEPTOR/LIGAND COMPLEX, GROWTH FACTOR, CYTOKINE, 4-HELIX BUNDLE, SIGNALING PROTEIN 
2o27:B    (ILE15) to   (ASP128)  STRUCTURE OF A CLASS III RTK SIGNALING ASSEMBLY  |   STEM CELL FACTOR, RECEPTOR TYROSINE KINASE, CLASS III, RECEPTOR/LIGAND COMPLEX, GROWTH FACTOR, CYTOKINE, 4-HELIX BUNDLE, SIGNALING PROTEIN 
3l5w:I     (SER7) to   (GLY110)  CRYSTAL STRUCTURE OF THE COMPLEX BETWEEN IL-13 AND C836 FAB  |   IMMUNOGLOBULIN FOLD, ALPHA-HELICAL BUNDLE, CYTOKINE, DISULFIDE BOND, GLYCOPROTEIN, POLYMORPHISM, SECRETED, MONOCLONAL ANTIBODY, IMMUNE SYSTEM 
3l5x:A     (SER7) to   (GLY110)  CRYSTAL STRUCTURE OF THE COMPLEX BETWEEN IL-13 AND H2L6 FAB  |   IMMUNOGLOBULIN FOLD, ALPHA-HELICAL BUNDLE, CYTOKINE, DISULFIDE BOND, GLYCOPROTEIN, POLYMORPHISM, SECRETED, MONOCLONAL ANTIBODY, IMMUNE SYSTEM 
5e4e:A     (PRO6) to   (GLY110)  ENGINEERED INTERLEUKIN-13 BOUND TO RECEPTOR  |   AGONIST-RECEPTOR COMPLEX, PROTEIN ENGINEERING, SIGNALING PROTEIN 
3bpo:A     (THR8) to   (GLY110)  CRYSTAL STRUCTURE OF THE IL13-IL4R-IL13RA TERNARY COMPLEX  |   IL4, IL13, IL4R, IL13R, CYTOKINE, RECEPTOR, GLYCOPROTEIN, IMMUNE RESPONSE, MEMBRANE, PHOSPHOPROTEIN, SECRETED, TRANSMEMBRANE, CYTOKINE-CYTOKINE RECEPTOR COMPLEX 
4ydy:I     (ASP4) to   (SER129)  CRYSTAL STRUCTURE OF DARPIN 44C12V5 IN COMPLEX WITH HUMAN IL-4  |   ALTERNATIVE SCAFFOLD, CYTOKINE-DE NOVO PROTEIN COMPLEX 
3uf2:A    (SER13) to   (ASP131)  CRYSTAL STRUCTURE OF THE HUMAN COLONY-STIMULATING FACTOR 1 (HCSF-1) CYTOKINE  |   HEMATOPOIETIC CYTOKINE, RTKIII, FOUR-HELIX BUNDLE, CYTOKINE 
3uf2:G    (SER13) to   (ASP131)  CRYSTAL STRUCTURE OF THE HUMAN COLONY-STIMULATING FACTOR 1 (HCSF-1) CYTOKINE  |   HEMATOPOIETIC CYTOKINE, RTKIII, FOUR-HELIX BUNDLE, CYTOKINE 
1ga3:A     (THR8) to   (GLY110)  NMR STRUCTURE OF INTERLEUKIN-13  |   INTERLEUKIN-13,IL-13,IL13,CYTOKINE 
3lb6:A     (SER7) to   (GLY110)  THE STRUCTURE OF IL-13 IN COMPLEX WITH IL-13RALPHA2  |   CYTOKINE, RECEPTOR, DECOY, DECOY RECEPTOR, GLYCOPROTEIN, SECRETED, SIGNALING PROTEIN-SIGNALING PROTEIN COMPLEX