2LXS

Allosteric communication in the KIX domain proceeds through dynamic re-packing of the hydrophobic core

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2lxsa_	All alpha proteins	Kix domain of CBP (creb binding protein)	Kix domain of CBP (creb binding protein)	Kix domain of CBP (creb binding protein)	Kix domain of CBP (creb binding protein)	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	KIX	e2lxsA1	A: alpha arrays	X: RuvA-C	H: Elongation factor TFIIS domain 2/ Kix domain of creb binding protein (From Topology)	T: Elongation factor TFIIS domain 2/ Kix domain of creb binding protein	F: KIX	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.246.20	Mainly Alpha	Orthogonal Bundle	Serum Albumin	Chain A, Domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF02172	KIX domain (KIX)	KIX domain	CBP and P300 bind to the CREB via a domain known as KIX [1]. The KIX domain of CBP also binds to transactivation domains of other nuclear factors including Myb and Jun.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	CREB-binding protein	transcription factor binding protein binding binding bHLH transcription factor binding DNA-binding transcription factor binding MRF binding acetyltransferase activity acyltransferase activity acyltransferase activity, transferring groups other than amino-acyl groups transferase activity catalytic activity catalytic activity, acting on a protein N-acetyltransferase activity histone H3 acetyltransferase activity transcription factor binding protein binding binding bHLH transcription factor binding DNA-binding transcription factor binding MRF binding acetyltransferase activity acyltransferase activity acyltransferase activity, transferring groups other than amino-acyl groups transferase activity catalytic activity catalytic activity, acting on a protein N-acetyltransferase activity histone H3 acetyltransferase activity peptide N-acetyltransferase activity histone H3K27 acetyltransferase activity histone acetyltransferase activity peptide-lysine-N-acetyltransferase activity histone modifying activity N-acyltransferase activity p53 binding RNA polymerase II-specific DNA-binding transcription factor binding protein-containing complex binding chromatin binding transcription coactivator activity transcription regulator activity transcription coregulator activity protein-macromolecule adaptor activity molecular adaptor activity DNA binding organic cyclic compound binding damaged DNA binding nucleic acid binding histone H3K18 acetyltransferase activity transcription corepressor activity transcription coregulator binding transcription coactivator binding chromatin DNA binding cation binding transition metal ion binding zinc ion binding ion binding metal ion binding small molecule binding	protein destabilization regulation of protein stability biological regulation regulation of biological quality cellular response to stimulus cellular response to nutrient levels response to nutrient levels response to stimulus cellular process regulation of biological process regulation of cellular process signaling non-canonical NF-kappaB signal transduction intracellular signal transduction protein destabilization regulation of protein stability biological regulation regulation of biological quality cellular response to stimulus cellular response to nutrient levels response to nutrient levels response to stimulus cellular process regulation of biological process regulation of cellular process signaling non-canonical NF-kappaB signal transduction intracellular signal transduction cell communication intracellular signaling cassette signal transduction cellular biosynthetic process RNA metabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process DNA-templated transcription regulation of RNA metabolic process organic substance metabolic process organic substance biosynthetic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of biosynthetic process cellular metabolic process primary metabolic process regulation of cellular metabolic process regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process regulation of cellular biosynthetic process organic cyclic compound metabolic process regulation of gene expression biosynthetic process organic cyclic compound biosynthetic process metabolic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription macromolecule metabolic process regulation of metabolic process response to decreased oxygen levels response to hypoxia response to stress response to oxygen levels response to abiotic stimulus negative regulation of biological process negative regulation of cellular metabolic process negative regulation of RNA biosynthetic process transcription by RNA polymerase II negative regulation of nucleobase-containing compound metabolic process regulation of transcription by RNA polymerase II negative regulation of DNA-templated transcription negative regulation of transcription by RNA polymerase II negative regulation of metabolic process negative regulation of cellular biosynthetic process negative regulation of macromolecule biosynthetic process negative regulation of RNA metabolic process negative regulation of cellular process negative regulation of macromolecule metabolic process negative regulation of biosynthetic process positive regulation of macromolecule biosynthetic process positive regulation of metabolic process positive regulation of macromolecule metabolic process positive regulation of nucleobase-containing compound metabolic process positive regulation of transcription by RNA polymerase II positive regulation of RNA metabolic process positive regulation of DNA-templated transcription positive regulation of biological process positive regulation of cellular metabolic process positive regulation of biosynthetic process positive regulation of cellular process positive regulation of RNA biosynthetic process positive regulation of cellular biosynthetic process cellular response to heat regulation of cellular response to heat regulation of cellular response to stress response to heat response to temperature stimulus cellular response to stress regulation of response to stimulus regulation of response to stress cellular component organization cellular component biogenesis cellular component assembly protein-containing complex organization protein-containing complex assembly cellular component organization or biogenesis protein localization regulation of localization cellular localization regulation of protein localization positive regulation of protein localization to nucleus regulation of protein localization to nucleus protein localization to nucleus localization regulation of cellular localization cellular macromolecule localization macromolecule localization protein localization to organelle positive regulation of protein localization positive regulation of cell communication cell surface receptor protein serine/threonine kinase signaling pathway positive regulation of signal transduction cellular response to growth factor stimulus cellular response to transforming growth factor beta stimulus regulation of transmembrane receptor protein serine/threonine kinase signaling pathway regulation of signal transduction regulation of transforming growth factor beta receptor signaling pathway positive regulation of response to stimulus cellular response to endogenous stimulus enzyme-linked receptor protein signaling pathway regulation of signaling cell surface receptor signaling pathway regulation of cellular response to transforming growth factor beta stimulus response to endogenous stimulus positive regulation of transforming growth factor beta receptor signaling pathway regulation of cellular response to growth factor stimulus positive regulation of transmembrane receptor protein serine/threonine kinase signaling pathway positive regulation of cellular response to transforming growth factor beta stimulus response to transforming growth factor beta transforming growth factor beta receptor signaling pathway regulation of cell communication response to growth factor transforming growth factor beta receptor superfamily signaling pathway positive regulation of signaling smoothened signaling pathway regulation of smoothened signaling pathway peptidyl-lysine acetylation N-terminal peptidyl-lysine acetylation peptidyl-lysine modification protein acylation protein maturation peptidyl-amino acid modification N-terminal protein amino acid acetylation protein metabolic process protein modification process organonitrogen compound metabolic process protein acetylation N-terminal protein amino acid modification macromolecule modification positive regulation of response to biotic stimulus immune response-regulating cell surface receptor signaling pathway response to biotic stimulus immune response-activating signaling pathway positive regulation of immune response regulation of immune system process positive regulation of immune system process innate immune response-activating signaling pathway immune response response to other organism immune response-activating cell surface receptor signaling pathway regulation of innate immune response response to external stimulus response to lectin defense response to other organism cellular response to lectin positive regulation of defense response activation of innate immune response regulation of immune response activation of immune response regulation of defense response regulation of response to biotic stimulus biological process involved in interspecies interaction between organisms regulation of response to external stimulus innate immune response activating cell surface receptor signaling pathway positive regulation of response to external stimulus immune response-regulating signaling pathway innate immune response response to external biotic stimulus positive regulation of innate immune response defense response defense response to symbiont stimulatory C-type lectin receptor signaling pathway immune system process rhythmic process response to light stimulus cellular response to radiation response to UV cellular response to environmental stimulus cellular response to light stimulus response to radiation cellular response to abiotic stimulus cellular response to UV homeostatic process transcription by RNA polymerase I regulation of transcription by RNA polymerase I negative regulation of transcription by RNA polymerase I developmental process multicellular organismal process limb development appendage development embryonic limb morphogenesis embryonic morphogenesis embryonic appendage morphogenesis embryo development multicellular organism development anatomical structure morphogenesis appendage morphogenesis anatomical structure development embryonic digit morphogenesis limb morphogenesis	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol protein-containing complex transcription regulator complex intracellular organelle protein-DNA complex organelle intracellular non-membrane-bounded organelle chromatin chromosome non-membrane-bounded organelle catalytic complex intracellular anatomical structure cytoplasm cellular anatomical entity cytosol protein-containing complex transcription regulator complex intracellular organelle protein-DNA complex organelle intracellular non-membrane-bounded organelle chromatin chromosome non-membrane-bounded organelle catalytic complex transferase complex histone acetyltransferase complex acetyltransferase complex protein acetyltransferase complex intracellular protein-containing complex membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen nuclear body
B	Histone-lysine N-methyltransferase MLL	sequence-specific DNA binding DNA binding binding organic cyclic compound binding unmethylated CpG binding nucleic acid binding protein-lysine N-methyltransferase activity histone H3 methyltransferase activity catalytic activity, acting on a protein transferase activity, transferring one-carbon groups transferase activity S-adenosylmethionine-dependent methyltransferase activity histone methyltransferase activity histone H3K4 methyltransferase activity sequence-specific DNA binding DNA binding binding organic cyclic compound binding unmethylated CpG binding nucleic acid binding protein-lysine N-methyltransferase activity histone H3 methyltransferase activity catalytic activity, acting on a protein transferase activity, transferring one-carbon groups transferase activity S-adenosylmethionine-dependent methyltransferase activity histone methyltransferase activity histone H3K4 methyltransferase activity lysine N-methyltransferase activity protein methyltransferase activity histone modifying activity N-methyltransferase activity methyltransferase activity catalytic activity histone H3K4 trimethyltransferase activity S-methyltransferase activity protein-cysteine methyltransferase activity histone H3K4 monomethyltransferase activity DNA secondary structure binding minor groove of adenine-thymine-rich DNA binding identical protein binding protein binding modification-dependent protein binding lysine-acetylated histone binding histone binding acetylation-dependent protein binding protein-containing complex binding chromatin binding protein homodimerization activity protein dimerization activity cation binding transition metal ion binding zinc ion binding ion binding metal ion binding small molecule binding	regulation of cellular process positive regulation of macromolecule biosynthetic process positive regulation of gene expression, epigenetic nucleobase-containing compound metabolic process positive regulation of metabolic process DNA-templated transcription transcription by RNA polymerase II chromatin organization organic substance biosynthetic process positive regulation of macromolecule metabolic process transcription initiation at RNA polymerase II promoter regulation of biological process cellular metabolic process regulation of cellular metabolic process regulation of cellular process positive regulation of macromolecule biosynthetic process positive regulation of gene expression, epigenetic nucleobase-containing compound metabolic process positive regulation of metabolic process DNA-templated transcription transcription by RNA polymerase II chromatin organization organic substance biosynthetic process positive regulation of macromolecule metabolic process transcription initiation at RNA polymerase II promoter regulation of biological process cellular metabolic process regulation of cellular metabolic process primary metabolic process regulation of gene expression organic cyclic compound metabolic process biosynthetic process organic cyclic compound biosynthetic process transcription initiation-coupled chromatin remodeling regulation of macromolecule biosynthetic process metabolic process macromolecule metabolic process regulation of metabolic process cellular biosynthetic process positive regulation of biological process RNA metabolic process positive regulation of cellular metabolic process protein-DNA complex organization cellular component organization RNA biosynthetic process nucleic acid biosynthetic process organic substance metabolic process positive regulation of biosynthetic process chromatin remodeling cellular component organization or biogenesis positive regulation of cellular process regulation of biosynthetic process protein-containing complex organization epigenetic regulation of gene expression biological regulation regulation of macromolecule metabolic process gene expression nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process DNA-templated transcription initiation regulation of cellular biosynthetic process positive regulation of gene expression cellular process positive regulation of cellular biosynthetic process behavior multicellular organismal process exploration behavior organonitrogen compound metabolic process macromolecule modification protein metabolic process protein modification process multicellular organismal-level homeostasis homeostatic process homeostasis of number of cells within a tissue anatomical structure homeostasis tissue homeostasis homeostasis of number of cells apoptotic process cell death programmed cell death response to stimulus response to potassium ion response to metal ion response to chemical response to inorganic substance rhythmic process circadian regulation of gene expression circadian rhythm developmental process cellular developmental process hemopoiesis animal organ development cell development embryo development multicellular organism development embryonic hemopoiesis cell differentiation anatomical structure development embryonic organ development immune system development spleen development immune system process hematopoietic or lymphoid organ development system development fibroblast proliferation cell population proliferation negative regulation of cell population proliferation negative regulation of biological process regulation of fibroblast proliferation regulation of cell population proliferation negative regulation of cellular process negative regulation of fibroblast proliferation definitive hemopoiesis regulation of primary metabolic process regulation of RNA metabolic process regulation of nucleobase-containing compound metabolic process regulation of transcription by RNA polymerase II positive regulation of nucleobase-containing compound metabolic process positive regulation of transcription by RNA polymerase II positive regulation of RNA metabolic process regulation of DNA-templated transcription positive regulation of DNA-templated transcription regulation of RNA biosynthetic process positive regulation of RNA biosynthetic process cellular component biogenesis cellular component assembly protein-containing complex assembly cellular response to endogenous stimulus cellular response to growth factor stimulus response to transforming growth factor beta cellular response to transforming growth factor beta stimulus response to endogenous stimulus response to growth factor response to light stimulus system process learning learning or memory nervous system process visual learning visual behavior cognition associative learning response to radiation response to abiotic stimulus regulation of neuronal synaptic plasticity regulation of synaptic plasticity trans-synaptic signaling regulation of short-term neuronal synaptic plasticity regulation of signaling modulation of chemical synaptic transmission signaling cell-cell signaling chemical synaptic transmission cell communication synaptic signaling regulation of trans-synaptic signaling anterograde trans-synaptic signaling regulation of cell communication regulation of biological quality mononuclear cell differentiation lymphocyte activation lymphocyte differentiation cell activation involved in immune response CD4-positive, alpha-beta T cell differentiation CD4-positive, alpha-beta T cell differentiation involved in immune response alpha-beta T cell differentiation involved in immune response leukocyte activation alpha-beta T cell differentiation type 2 immune response T cell activation involved in immune response alpha-beta T cell activation involved in immune response T cell activation CD4-positive, alpha-beta T cell activation leukocyte activation involved in immune response alpha-beta T cell activation T-helper 2 cell differentiation T cell differentiation lymphocyte activation involved in immune response immune response T-helper cell differentiation cell activation T cell differentiation involved in immune response immune effector process leukocyte differentiation membrane depolarization regulation of membrane potential post-embryonic development anterior/posterior pattern specification pattern specification process regionalization negative regulation of DNA methylation-dependent heterochromatin formation negative regulation of heterochromatin formation negative regulation of cellular metabolic process regulation of heterochromatin formation regulation of chromatin organization negative regulation of cellular component organization regulation of DNA methylation-dependent heterochromatin formation negative regulation of metabolic process negative regulation of cellular biosynthetic process negative regulation of gene expression negative regulation of macromolecule biosynthetic process negative regulation of gene expression, epigenetic regulation of cellular component organization negative regulation of chromatin organization DNA methylation-dependent heterochromatin formation negative regulation of macromolecule metabolic process heterochromatin formation negative regulation of biosynthetic process facultative heterochromatin formation	membrane-bounded organelle protein-containing complex histone methyltransferase complex intracellular anatomical structure catalytic complex nucleus membrane-enclosed lumen nuclear protein-containing complex intracellular membrane-bounded organelle cellular anatomical entity transferase complex intracellular organelle lumen intracellular organelle nucleoplasm membrane-bounded organelle protein-containing complex histone methyltransferase complex intracellular anatomical structure catalytic complex nucleus membrane-enclosed lumen nuclear protein-containing complex intracellular membrane-bounded organelle cellular anatomical entity transferase complex intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen organelle methyltransferase complex nuclear lumen cytoplasm cytosol MLL1/2 complex MLL1 complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR043145	Zinc finger, ZZ-type superfamily	Homologous Superfamily
A	IPR018359	Bromodomain, conserved site	Conserved Site
A	IPR036529	Coactivator CBP, KIX domain superfamily	Homologous Superfamily
A	IPR009110	Nuclear receptor coactivator, interlocking	Homologous Superfamily
A	IPR000197	Zinc finger, TAZ-type	Domain
A	IPR000433	Zinc finger, ZZ-type	Domain
A	IPR003101	Coactivator CBP, KIX domain	Domain
A	IPR013178	Histone acetyltransferase Rtt109/CBP	Family
A	IPR013083	Zinc finger, RING/FYVE/PHD-type	Homologous Superfamily
A	IPR036427	Bromodomain-like superfamily	Homologous Superfamily
A	IPR010303	CREB-binding protein/p300, atypical RING domain	Domain
A	IPR001487	Bromodomain	Domain
A	IPR035898	TAZ domain superfamily	Homologous Superfamily
A	IPR037073	Nuclear receptor coactivator, CREB-bp-like, interlocking domain superfamily	Homologous Superfamily
A	IPR014744	Nuclear receptor coactivator, CREB-bp-like, interlocking	Domain
A	IPR038547	CBP/p300, atypical RING domain superfamily	Homologous Superfamily
A	IPR031162	CBP/p300-type histone acetyltransferase domain	Domain
B	IPR001965	Zinc finger, PHD-type	Domain
B	IPR046341	SET domain superfamily	Homologous Superfamily
B	IPR001214	SET domain	Domain
B	IPR044133	KMT2A, PHD domain 3	Domain
B	IPR003616	Post-SET domain	Domain
B	IPR034732	Extended PHD (ePHD) domain	Domain
B	IPR013083	Zinc finger, RING/FYVE/PHD-type	Homologous Superfamily
B	IPR036427	Bromodomain-like superfamily	Homologous Superfamily
B	IPR003888	FY-rich, N-terminal	Conserved Site
B	IPR001487	Bromodomain	Domain
B	IPR002857	Zinc finger, CXXC-type	Domain
B	IPR019787	Zinc finger, PHD-finger	Domain
B	IPR011011	Zinc finger, FYVE/PHD-type	Homologous Superfamily
B	IPR041958	KMT2A, ePHD domain	Domain
B	IPR047219	Histone-lysine N-methyltransferase 2A/2B, SET domain	Domain
B	IPR042025	KMT2A, PHD domain 2	Domain
B	IPR003889	FY-rich, C-terminal	Conserved Site
B	IPR016569	Methyltransferase, trithorax	Family
B	IPR042023	KMT2A, PHD domain 1	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q92793	Rubinstein-Taybi syndrome transitional cell carcinoma urinary bladder cancer esophageal squamous cell carcinoma follicular lymphoma adenoid cystic carcinoma Rubinstein-Taybi syndrome due to CREBBP mutations Sezary syndrome small cell lung carcinoma prostate cancer salivary gland adenoid cystic carcinoma squamous cell carcinoma Rubinstein-Taybi syndrome due to 16p13.3 microdeletion amyotrophic lateral sclerosis type 1 Lymphoma, Large-Cell, Follicular Rubinstein-Taybi syndrome transitional cell carcinoma urinary bladder cancer esophageal squamous cell carcinoma follicular lymphoma adenoid cystic carcinoma Rubinstein-Taybi syndrome due to CREBBP mutations Sezary syndrome small cell lung carcinoma prostate cancer salivary gland adenoid cystic carcinoma squamous cell carcinoma Rubinstein-Taybi syndrome due to 16p13.3 microdeletion amyotrophic lateral sclerosis type 1 Lymphoma, Large-Cell, Follicular non-Hodgkin lymphoma ovarian cancer acute myeloid leukemia cancer endogenous depression intellectual disability osteogenesis imperfecta plasma cell myeloma acute myeloid leukemia with t(8;16)(p11;p13) translocation small cell carcinoma astrocytic tumor cleft lip lung adenocarcinoma osteosarcoma schizophrenia bipolar disorder subependymal giant cell astrocytoma diffuse large B-cell lymphoma urinary bladder neoplasm
B	Pharos: Q03164	myeloid leukemia acute myeloid leukemia acute monocytic leukemia Wiedemann-Steiner syndrome transitional cell carcinoma urinary bladder cancer cancer Chromosome Aberrations acute biphenotypic leukemia adenocarcinoma leukemia chronic monocytic leukemia acute myelomonocytic leukemia M4 tubular adenocarcinoma prostate cancer myeloid leukemia acute myeloid leukemia acute monocytic leukemia Wiedemann-Steiner syndrome transitional cell carcinoma urinary bladder cancer cancer Chromosome Aberrations acute biphenotypic leukemia adenocarcinoma leukemia chronic monocytic leukemia acute myelomonocytic leukemia M4 tubular adenocarcinoma prostate cancer granular cell carcinoma small cell lung carcinoma lymphoid leukemia osteosarcoma Pick disease Cornelia de Lange syndrome cribriform carcinoma of breast gastric neoplasm small cell carcinoma spina bifida hereditary diffuse gastric adenocarcinoma tuberculosis urinary bladder neoplasm Alzheimer disease malignant ependymoma breast cancer medulloblastoma celiac disease ovarian cancer Cornelia de Lange syndrome 1 primitive neuroectodermal tumor psoriasis acute lymphoblastic leukemia glioblastoma hematologic disease subependymal giant cell astrocytoma intellectual disability astrocytic tumor bilineal acute myeloid leukemia malignant mesothelioma Burkitt lymphoma metabolic syndrome X childhood acute lymphoblastic leukemia oligodendroglioma congenital anemia pancreatic ductal adenocarcinoma cribriform carcinoma gastric cancer schizophrenia hepatocellular carcinoma acute undifferentiated leukemia large cell medulloblastoma X-linked mixed deafness with perilymphatic gusher atypical teratoid rhabdoid tumor brain glioma