molecular_function
   |__binding
       |__protein binding  2577 rec.
           |__14-3-3 protein binding 3 rec.
           |__adiponectin binding
           |__alpha-catenin binding 2 rec.
           |__angiostatin binding
           |__antisigma factor binding
           |__apolipoprotein binding 1 rec.
           |   |__apolipoprotein A-I binding
           |__arrestin family protein binding
           |__ATP-dependent protein binding 2 rec.
           |__basal transcription machinery binding 39 rec.
           |   |__bacterial-type RNA polymerase holo enzyme binding
           |   |__basal RNA polymerase II transcription machinery binding(+) 39 rec.
           |__beta-2-microglobulin binding
           |__beta-catenin binding 13 rec.
           |__bone sialoprotein binding
           |__calcium-dependent protein binding 1 rec.
           |   |__calcium-dependent outer dynein arm binding
           |__calmodulin binding 36 rec.
           |__cargo receptor ligand activity
           |__cell adhesion molecule binding 72 rec.
           |   |__cadherin binding(+) 13 rec.
           |   |__cell adhesion mediator activity(+) 17 rec.
           |   |__integrin binding(+) 19 rec.
           |__clathrin binding 20 rec.
           |   |__clathrin heavy chain binding 4 rec.
           |   |__clathrin light chain binding 2 rec.
           |__CNBH domain intrinsic ligand binding
           |__co-receptor binding 1 rec.
           |__complement binding
           |   |__complement component C1q complex binding
           |   |__complement component C3a binding
           |   |__complement component C3b binding
           |   |__complement component C3d binding
           |   |__complement component C3dg binding
           |   |__complement component C4b binding
           |   |__complement component C5a binding
           |   |__complement component iC3b binding
           |__connexin binding
           |__copper-dependent protein binding
           |__cullin family protein binding 18 rec.
           |__cyclin binding 6 rec.
           |__cytokine binding 15 rec.
           |   |__BMP binding 13 rec.
           |   |__chemokine binding(+)
           |   |__ciliary neurotrophic factor binding
           |   |__granulocyte colony-stimulating factor binding
           |   |__granulocyte macrophage colony-stimulating factor complex binding
           |   |__high mobility group box 1 binding 1 rec.
           |   |__interferon binding(+)
           |   |__interleukin-1 binding(+)
           |   |__interleukin-2 binding
           |   |__interleukin-3 binding
           |   |__interleukin-4 binding
           |   |__interleukin-5 binding
           |   |__interleukin-6 binding
           |   |__interleukin-7 binding
           |   |__interleukin-9 binding
           |   |__interleukin-10 binding
           |   |__interleukin-11 binding
           |   |__interleukin-12 binding(+)
           |   |__interleukin-13 binding
           |   |__interleukin-15 binding
           |   |__interleukin-16 binding
           |   |__interleukin-17 binding(+)
           |   |__interleukin-18 binding
           |   |__interleukin-19 binding
           |   |__interleukin-20 binding
           |   |__interleukin-21 binding
           |   |__interleukin-22 binding
           |   |__interleukin-23 binding
           |   |__interleukin-24 binding
           |   |__interleukin-26 binding
           |   |__interleukin-33 binding
           |   |__interleukin-35 binding
           |   |__macrophage migration inhibitory factor binding
           |   |__transforming growth factor beta binding
           |   |__tumor necrosis factor binding(+)
           |__cytoskeletal protein binding 354 rec.
           |   |__actin binding(+) 135 rec.
           |   |__actinin binding(+) 6 rec.
           |   |__ankyrin binding 2 rec.
           |   |__cytoskeletal regulatory protein binding 1 rec.
           |   |__dynactin binding 4 rec.
           |   |__FATZ binding
           |   |__filamin binding 1 rec.
           |   |__kinesin binding 12 rec.
           |   |__myosin binding(+) 54 rec.
           |   |__spectrin binding 6 rec.
           |   |__talin binding
           |   |__tau protein binding
           |   |__telethonin binding
           |   |__titin binding
           |   |__tropomyosin binding 7 rec.
           |   |__troponin C binding
           |   |__troponin I binding
           |   |__troponin T binding
           |   |__tubulin binding(+) 156 rec.
           |   |__vinculin binding
           |__delta-catenin binding
           |__denatured protein binding 1 rec.
           |__dynein heavy chain binding 25 rec.
           |__dynein intermediate chain binding 35 rec.
           |__dynein light chain binding 18 rec.
           |__dynein light intermediate chain binding 19 rec.
           |__dystroglycan binding
           |__endocytic targeting sequence binding
           |__enzyme binding 450 rec.
           |   |__acrosin binding
           |   |__adenylate cyclase binding 1 rec.
           |   |__ATPase binding 8 rec.
           |   |__DEAD/H-box RNA helicase binding 3 rec.
           |   |__deaminase binding
           |   |__DNA polymerase binding 8 rec.
           |   |__DNA topoisomerase binding 3 rec.
           |   |__glutamate-cysteine ligase catalytic subunit binding 1 rec.
           |   |__GTP cyclohydrolase binding
           |   |__GTPase binding(+) 115 rec.
           |   |__histone acetyltransferase binding 5 rec.
           |   |__histone deacetylase binding 19 rec.
           |   |__histone methyltransferase binding 1 rec.
           |   |__kinase binding(+) 110 rec.
           |   |__lipase binding
           |   |__nitric-oxide synthase binding 1 rec.
           |   |__peptidyl-proline 4-dioxygenase binding
           |   |__phosphatase binding(+) 40 rec.
           |   |__phospholipase binding
           |   |__protease binding(+) 11 rec.
           |   |__RNA polymerase binding(+) 29 rec.
           |   |__small protein activating enzyme binding(+) 3 rec.
           |   |__succinate-semialdehyde dehydrogenase binding
           |   |__thioesterase binding
           |   |__thioglucosidase binding
           |   |__ubiquitin-like protein conjugating enzyme binding(+) 25 rec.
           |   |__ubiquitin-like protein ligase binding(+) 71 rec.
           |   |__zymogen binding
           |__exogenous protein binding
           |   |__virus coreceptor activity
           |   |__virus receptor activity
           |__extracellular matrix protein binding 2 rec.
           |__farnesylated protein binding
           |__FBXO family protein binding
           |__fibronectin binding
           |__G-protein alpha-subunit binding 5 rec.
           |__G-protein beta-subunit binding 4 rec.
           |__G-protein gamma-subunit binding
           |__gamma-catenin binding
           |__GDP-dissociation inhibitor binding
           |   |__Rho GDP-dissociation inhibitor binding
           |__glycosylated region protein binding 1 rec.
           |__growth factor binding 7 rec.
           |   |__epidermal growth factor binding
           |   |__fibroblast growth factor binding 1 rec.
           |   |__hepatocyte growth factor binding
           |   |__insulin-like growth factor binding(+) 4 rec.
           |   |__interleukin-1 binding(+)
           |   |__interleukin-2 binding
           |   |__interleukin-3 binding
           |   |__interleukin-4 binding
           |   |__interleukin-5 binding
           |   |__interleukin-6 binding
           |   |__interleukin-7 binding
           |   |__interleukin-9 binding
           |   |__interleukin-10 binding
           |   |__interleukin-11 binding
           |   |__neuregulin binding
           |   |__neurotrophin binding(+) 1 rec.
           |   |__platelet-derived growth factor binding
           |   |__transforming growth factor beta binding
           |   |__vascular endothelial growth factor binding 1 rec.
           |__GTP-dependent protein binding 3 rec.
           |__GTPase activating protein binding 8 rec.
           |__haptoglobin binding
           |__heat shock protein binding 39 rec.
           |   |__Hsp27 protein binding
           |   |__Hsp70 protein binding 15 rec.
           |   |__Hsp90 protein binding 8 rec.
           |__hedgehog family protein binding 4 rec.
           |__hemoglobin binding
           |   |__hemoglobin alpha binding
           |   |__hemoglobin beta binding
           |__hexon binding
           |__histone binding 84 rec.
           |   |__lysine-acetylated histone binding 4 rec.
           |   |__methylated histone binding(+) 28 rec.
           |   |__phosphorylated histone binding
           |   |__ubiquitin modification-dependent histone binding
           |__identical protein binding 138 rec.
           |   |__protein homodimerization activity 112 rec.
           |__importin-alpha family protein binding
           |__inhibin binding
           |__insulin binding 2 rec.
           |__insulin receptor substrate binding 2 rec.
           |__kininogen binding
           |   |__high molecular weight kininogen binding
           |   |__low molecular weight kininogen binding
           |__lamin binding 4 rec.
           |__laminin binding 1 rec.
           |   |__laminin binding involved in cell-matrix adhesion
           |   |__laminin-1 binding
           |__MDM2/MDM4 family protein binding
           |__misfolded protein binding 5 rec.
           |__modification-dependent protein binding 54 rec.
           |   |__acetylation-dependent protein binding(+) 4 rec.
           |   |__ADP-D-ribose modification-dependent protein binding(+)
           |   |__glycosylation-dependent protein binding 1 rec.
           |   |__methylation-dependent protein binding(+) 29 rec.
           |   |__phosphorylation-dependent protein binding(+)
           |   |__polyubiquitin modification-dependent protein binding(+) 19 rec.
           |   |__ubiquitination-like modification-dependent protein binding(+) 3 rec.
           |__nodal binding
           |__opsin binding 2 rec.
           |__opsonin binding
           |   |__collectin binding
           |   |__complement component C1q complex binding
           |   |__complement component C3b binding
           |   |__complement component C4b binding
           |   |__complement component iC3b binding
           |   |__pentraxin binding
           |__p53 binding 7 rec.
           |__phosphatidylinositol 3-kinase binding 5 rec.
           |   |__phosphatidylinositol 3-kinase catalytic subunit binding 2 rec.
           |   |__phosphatidylinositol 3-kinase regulatory subunit binding
           |__phosphoprotein binding 18 rec.
           |   |__protein phosphorylated amino acid binding(+) 16 rec.
           |__phytochrome binding
           |__poly-glutamine tract binding
           |__preprotein binding
           |__profilin binding
           |__proline-rich region binding 1 rec.
           |   |__intramolecular proline-rich ligand binding
           |__protein antigen binding
           |__protein dimerization activity 356 rec.
           |   |__protein heterodimerization activity 210 rec.
           |   |__protein homodimerization activity 112 rec.
           |__protein domain specific binding 84 rec.
           |   |__AF-1 domain binding
           |   |__AF-2 domain binding
           |   |__ankyrin repeat binding
           |   |__armadillo repeat domain binding
           |   |__BH domain binding(+) 2 rec.
           |   |__BIR domain binding 4 rec.
           |   |__C2 domain binding
           |   |__C2H2 zinc finger domain binding 1 rec.
           |   |__C3HC4-type RING finger domain binding
           |   |__CAP-Gly domain binding
           |   |__CARD domain binding 3 rec.
           |   |__CH domain binding
           |   |__chromo shadow domain binding 1 rec.
           |   |__CRD domain binding 1 rec.
           |   |__death domain binding(+) 2 rec.
           |   |__death effector domain binding
           |   |__DH domain binding
           |   |__disordered domain specific binding 3 rec.
           |   |__DNA binding domain binding
           |   |__EGF repeat binding
           |   |__EH domain binding
           |   |__ELYC domain binding
           |   |__F-bar domain binding
           |   |__F-box domain binding
           |   |__FFAT motif binding 3 rec.
           |   |__FH1 domain binding
           |   |__FHA domain binding
           |   |__FMN-binding domain binding
           |   |__FYXD domain binding
           |   |__GAF domain binding
           |   |__GBD domain binding
           |   |__HECT domain binding
           |   |__HLH domain binding
           |   |__HMG box domain binding 1 rec.
           |   |__kringle domain binding
           |   |__Krueppel-associated box domain binding
           |   |__L27 domain binding
           |   |__LBD domain binding
           |   |__LEM domain binding
           |   |__LIM domain binding 1 rec.
           |   |__LRR domain binding(+)
           |   |__MADS box domain binding
           |   |__MATH domain binding
           |   |__MH1 domain binding
           |   |__MH2 domain binding
           |   |__MIT domain binding
           |   |__NACHT domain binding
           |   |__PDZ domain binding 9 rec.
           |   |__PH domain binding
           |   |__polo box domain specific binding
           |   |__POU domain binding
           |   |__POZ domain binding 6 rec.
           |   |__PTB domain binding 1 rec.
           |   |__Pyrin domain binding
           |   |__Rel homology domain binding
           |   |__RING-like zinc finger domain binding
           |   |__RIP homotypic interaction motif binding
           |   |__RS domain binding
           |   |__SAM domain binding 2 rec.
           |   |__SET domain binding 1 rec.
           |   |__SH2 domain binding 8 rec.
           |   |__SH3 domain binding 9 rec.
           |   |__TIR domain binding 2 rec.
           |   |__titin Z domain binding
           |   |__TPR domain binding 2 rec.
           |   |__type-I cohesin domain binding
           |   |__type-I dockerin domain binding
           |   |__type-II cohesin domain binding
           |   |__type-II dockerin domain binding
           |   |__type-III cohesin domain binding
           |   |__type-III dockerin domain binding
           |   |__WD40-repeat domain binding
           |   |__WW domain binding 4 rec.
           |   |__zf-TRAF domain binding
           |__protein kinase A binding 12 rec.
           |   |__protein kinase A catalytic subunit binding 3 rec.
           |   |__protein kinase A regulatory subunit binding 5 rec.
           |__protein self-association
           |   |__intramolecular proline-rich ligand binding
           |__protein-folding chaperone binding 52 rec.
           |   |__Hsp70 protein binding 15 rec.
           |__proteoglycan binding 4 rec.
           |   |__chondroitin sulfate proteoglycan binding
           |   |__heparan sulfate proteoglycan binding 4 rec.
           |   |__syndecan binding
           |__RBL family protein binding
           |__RHG protein domain binding
           |__S100 protein binding 1 rec.
           |__scaffold protein binding 3 rec.
           |__serpin family protein binding
           |__signaling receptor binding 288 rec.
           |   |__acetylcholine receptor binding 1 rec.
           |   |__apolipoprotein receptor binding(+)
           |   |__aryl hydrocarbon receptor binding
           |   |__benzodiazepine receptor binding
           |   |__CD4 receptor binding
           |   |__CD8 receptor binding
           |   |__CD70 receptor binding
           |   |__CD154 receptor binding
           |   |__cytokine receptor binding(+) 17 rec.
           |   |__ephrin receptor binding 1 rec.
           |   |__ErbB-2 class receptor binding
           |   |__ErbB-3 class receptor binding
           |   |__ErbB-4 class receptor binding
           |   |__G protein-coupled receptor binding(+) 64 rec.
           |   |__GABA receptor binding(+) 3 rec.
           |   |__glutamate receptor binding(+) 2 rec.
           |   |__growth factor receptor binding(+) 28 rec.
           |   |__high molecular weight kininogen receptor binding
           |   |__hormone receptor binding(+) 2 rec.
           |   |__immunoglobulin receptor binding(+)
           |   |__insulin receptor binding 15 rec.
           |   |__insulin-like growth factor receptor binding 1 rec.
           |   |__integrin binding(+) 19 rec.
           |   |__intercellular adhesion molecule-3 receptor binding
           |   |__leptin receptor binding
           |   |__lipoprotein particle receptor binding(+) 3 rec.
           |   |__MDA-5 binding
           |   |__MHC protein binding(+) 1 rec.
           |   |__natural killer cell lectin-like receptor binding
           |   |__netrin receptor binding 1 rec.
           |   |__neurexin family protein binding 9 rec.
           |   |__neuroligin family protein binding 2 rec.
           |   |__neuropilin binding
           |   |__Notch binding 18 rec.
           |   |__patched binding 5 rec.
           |   |__peroxisome proliferator activated receptor binding
           |   |__RAGE receptor binding
           |   |__receptor antagonist activity(+) 2 rec.
           |   |__receptor ligand activity(+) 120 rec.
           |   |__receptor serine/threonine kinase binding(+) 5 rec.
           |   |__receptor tyrosine kinase binding(+) 11 rec.
           |   |__receptor tyrosine kinase-like orphan receptor binding
           |   |__receptor-receptor interaction
           |   |__RIG-I binding
           |   |__Roundabout binding 4 rec.
           |   |__scavenger receptor binding
           |   |__semaphorin receptor binding 10 rec.
           |   |__sevenless binding 5 rec.
           |   |__sulfonylurea receptor binding
           |   |__T cell receptor binding
           |   |__Toll binding 8 rec.
           |   |__Toll-like receptor binding(+) 1 rec.
           |   |__torso binding 3 rec.
           |   |__transferrin receptor binding
           |   |__wishful thinking binding
           |__SMAD binding 8 rec.
           |   |__co-SMAD binding 4 rec.
           |   |__I-SMAD binding 5 rec.
           |   |__R-SMAD binding
           |__SMC family protein binding 1 rec.
           |__SNARE binding 50 rec.
           |   |__syntaxin binding(+) 23 rec.
           |__SOCS family protein binding 1 rec.
           |__splicing factor binding
           |__sterol-dependent protein binding
           |__TAP binding
           |   |__TAP1 binding
           |   |__TAP2 binding
           |__tapasin binding
           |__TIMP family protein binding
           |__TRAIL binding
           |__transcription factor binding 148 rec.
           |   |__DNA-binding transcription factor binding(+) 108 rec.
           |   |__general transcription initiation factor binding(+) 28 rec.
           |   |__transcription coregulator binding(+) 25 rec.
           |__translation elongation factor binding 1 rec.
           |__translation initiation factor binding 25 rec.
           |   |__eukaryotic initiation factor 4E binding 5 rec.
           |   |__eukaryotic initiation factor 4G binding 5 rec.
           |   |__eukaryotic initiation factor eIF2 binding 1 rec.
           |__transmembrane transporter binding 12 rec.
           |__ubiquitin-like protein binding 46 rec.
           |   |__SUMO binding(+) 2 rec.
           |   |__ubiquitin binding(+) 40 rec.
           |__unfolded protein binding 69 rec.
           |__very-low-density lipoprotein particle binding
           |__virion binding 2 rec.
           |__Wnt-protein binding 18 rec.
           |__X11-like protein binding