9BOR | pdb_00009bor

IkappaBzeta ankyrin repeat domain:NF-kappaB p50 homodimer complex at 2.0 Angstrom resolution

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	E set domains	8054869	3000070	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	E set domains	8054869	3000070	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Fer4_20	e9borA01	A: a/b three-layered sandwiches	X: ATP-grasp_6	H: ATP-grasp_6	T: ATP-grasp_6	F: Fer4_20	ECOD (v294.1)
B	Fer4_20	e9borB01	A: a/b three-layered sandwiches	X: ATP-grasp_6	H: ATP-grasp_6	T: ATP-grasp_6	F: Fer4_20	ECOD (v294.1)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF12796	Ankyrin repeats (3 copies) (Ank_2)	Ankyrin repeats (3 copies)	-	Repeat
B, C	PF16179	Rel homology dimerisation domain (RHD_dimer)	Rel homology dimerisation domain	The Rel homology domain (RHD) is composed of two structural domains, an N-terminal DNA_binding domain (Pfam:PF00554) and a C-terminal dimerisation domain. This is the dimerisation domain [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	NF-kappa-B inhibitor zeta	POU domain binding protein binding binding protein domain specific binding transcription regulator activity transcription coregulator activity DNA binding sequence-specific DNA binding double-stranded DNA binding nucleic acid binding RNA polymerase II transcription regulatory region sequence-specific DNA binding cis-regulatory region sequence-specific DNA binding sequence-specific double-stranded DNA binding transcription cis-regulatory region binding POU domain binding protein binding binding protein domain specific binding transcription regulator activity transcription coregulator activity DNA binding sequence-specific DNA binding double-stranded DNA binding nucleic acid binding RNA polymerase II transcription regulatory region sequence-specific DNA binding cis-regulatory region sequence-specific DNA binding sequence-specific double-stranded DNA binding transcription cis-regulatory region binding transcription regulatory region nucleic acid binding RNA polymerase II cis-regulatory region sequence-specific DNA binding	response to stimulus response to chemical response to xenobiotic stimulus cellular response to stimulus regulation of biological process regulation of cellular process cell surface receptor signaling pathway signaling biological regulation response to cytokine cytokine-mediated signaling pathway cell communication response to peptide cellular process response to stimulus response to chemical response to xenobiotic stimulus cellular response to stimulus regulation of biological process regulation of cellular process cell surface receptor signaling pathway signaling biological regulation response to cytokine cytokine-mediated signaling pathway cell communication response to peptide cellular process cellular response to cytokine stimulus signal transduction developmental process epithelium development epidermal cell differentiation cellular developmental process epidermis development animal organ development tissue development epithelial cell differentiation skin development cell differentiation keratinocyte differentiation anatomical structure development adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains lymphocyte mediated immunity T cell mediated immunity immune response immune system process leukocyte mediated immunity adaptive immune response immune effector process immune response-regulating cell surface receptor signaling pathway positive regulation of biological process positive regulation of response to stimulus immune response-activating signaling pathway immune response-regulating signaling pathway positive regulation of immune response regulation of immune system process positive regulation of immune system process immune response-activating cell surface receptor signaling pathway T cell receptor signaling pathway regulation of response to stimulus regulation of immune response antigen receptor-mediated signaling pathway activation of immune response cellular response to interleukin-17 response to interleukin-17 multicellular organismal 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 regulation of defense response regulation of response to external stimulus defense response response to external stimulus regulation of inflammatory response positive regulation of response to external stimulus positive regulation of inflammatory response regulation of response to stress response to stress positive regulation of defense response inflammatory response chronic inflammatory response cell development mononuclear cell differentiation mature B cell differentiation B cell activation involved in immune response lymphocyte activation cell activation involved in immune response lymphocyte differentiation leukocyte activation B cell differentiation leukocyte activation involved in immune response lymphocyte activation involved in immune response mature B cell differentiation involved in immune response hemopoiesis B cell activation cell activation plasma cell differentiation leukocyte differentiation 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 establishment of skin barrier skin epidermis development regulation of biosynthetic process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process regulation of gene expression biosynthetic process regulation of macromolecule biosynthetic process metabolic process macromolecule metabolic process regulation of metabolic process apoptotic process cell death programmed cell death epithelial cell apoptotic process cell population proliferation epithelial cell proliferation keratinocyte proliferation biological process involved in interspecies interaction between organisms response to lipid response to other organism cellular response to lipopolysaccharide response to oxygen-containing compound cellular response to molecule of bacterial origin response to lipopolysaccharide cellular response to oxygen-containing compound response to biotic stimulus cellular response to biotic stimulus cellular response to chemical stimulus response to bacterium cellular response to lipid response to external biotic stimulus response to molecule of bacterial origin execution phase of apoptosis transcription preinitiation complex assembly RNA metabolic process cellular component organization cellular component biogenesis protein-DNA complex organization RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process cellular component assembly protein-containing complex assembly cellular component organization or biogenesis protein-containing complex organization protein-DNA complex assembly primary metabolic process nucleobase-containing compound biosynthetic process DNA-templated transcription initiation nucleic acid metabolic process response to cisplatin CD4-positive, alpha-beta T cell differentiation alpha-beta T cell differentiation 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 alpha-beta T cell activation T cell differentiation T-helper cell differentiation T cell differentiation involved in immune response T-helper 1 type immune response T-helper 1 cell differentiation leukocyte apoptotic process extrinsic apoptotic signaling pathway lymphocyte apoptotic process B cell receptor signaling pathway B cell apoptotic process apoptotic signaling pathway B cell receptor apoptotic signaling pathway B cell proliferation leukocyte proliferation mononuclear cell proliferation lymphocyte proliferation immune system development multicellular organism development spleen development hematopoietic or lymphoid organ development system development mRNA transcription by RNA polymerase II mRNA transcription mRNA metabolic process transcription by RNA polymerase II keratinocyte activation defense response to Gram-negative bacterium defense response to bacterium inflammatory response to wounding response to wounding T-helper 17 cell differentiation T-helper 17 type immune response response to nutrient levels response to folic acid response to nutrient response to nitrogen compound response to vitamin immunoglobulin production immunoglobulin production involved in immunoglobulin-mediated immune response somatic cell DNA recombination somatic diversification of immunoglobulins involved in immune response somatic recombination of immunoglobulin gene segments somatic diversification of immune receptors somatic recombination of immunoglobulin genes involved in immune response production of molecular mediator of immune response DNA recombination DNA metabolic process immunoglobulin mediated immune response somatic diversification of immunoglobulins somatic diversification of immune receptors via germline recombination within a single locus B cell mediated immunity isotype switching positive regulation of DNA-templated transcription positive regulation of macromolecule biosynthetic process regulation of primary metabolic process positive regulation of metabolic process regulation of RNA metabolic process positive regulation of biosynthetic process positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process positive regulation of cellular process regulation of RNA biosynthetic process regulation of transcription by RNA polymerase II positive regulation of transcription by RNA polymerase II positive regulation of RNA metabolic process positive regulation of RNA biosynthetic process regulation of DNA-templated transcription response to Gram-positive bacterium positive regulation of response to biotic stimulus regulation of response to biotic stimulus pattern recognition receptor signaling pathway toll-like receptor signaling pathway innate immune response innate immune response-activating signaling pathway positive regulation of innate immune response regulation of innate immune response defense response to symbiont defense response to other organism activation of innate immune response regulation of alpha-beta T cell activation regulation of leukocyte activation regulation of cell activation positive regulation of T cell differentiation regulation of cell development regulation of T-helper cell differentiation positive regulation of CD4-positive, alpha-beta T cell differentiation positive regulation of cell development regulation of leukocyte cell-cell adhesion positive regulation of alpha-beta T cell differentiation regulation of developmental process positive regulation of adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains positive regulation of leukocyte cell-cell adhesion positive regulation of T-helper 17 cell differentiation positive regulation of T-helper cell differentiation positive regulation of cell-cell adhesion regulation of T cell differentiation positive regulation of lymphocyte activation positive regulation of cell differentiation positive regulation of immune effector process regulation of cell-cell adhesion regulation of T-helper 17 cell differentiation regulation of cell adhesion positive regulation of T-helper 17 type immune response regulation of CD4-positive, alpha-beta T cell activation regulation of lymphocyte activation regulation of immune effector process regulation of leukocyte differentiation regulation of cell differentiation positive regulation of developmental process positive regulation of cell activation positive regulation of leukocyte activation positive regulation of adaptive immune response positive regulation of T cell activation regulation of adaptive immune response positive regulation of alpha-beta T cell activation positive regulation of multicellular organismal process regulation of CD4-positive, alpha-beta T cell differentiation regulation of alpha-beta T cell differentiation leukocyte cell-cell adhesion positive regulation of CD4-positive, alpha-beta T cell activation cell adhesion regulation of adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains cell-cell adhesion positive regulation of hemopoiesis regulation of multicellular organismal process regulation of lymphocyte differentiation regulation of multicellular organismal development regulation of T-helper 17 type immune response positive regulation of cell adhesion regulation of T cell activation regulation of hemopoiesis positive regulation of leukocyte differentiation positive regulation of lymphocyte differentiation chromatin organization chromatin remodeling	membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membraneless organelle intracellular membrane-bounded organelle intracellular organelle lumen nuclear speck ribonucleoprotein granule intracellular organelle nuclear body cellular anatomical structure nucleoplasm organelle lumen membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membraneless organelle intracellular membrane-bounded organelle intracellular organelle lumen nuclear speck ribonucleoprotein granule intracellular organelle nuclear body cellular anatomical structure nucleoplasm organelle lumen organelle membraneless organelle supramolecular complex nuclear ribonucleoprotein granule nuclear lumen cytoplasmic ribonucleoprotein granule cytoplasm
B, C	Nuclear factor NF-kappa-B p50 subunit	protein binding binding heat shock protein binding sequence-specific DNA binding DNA binding nucleic acid binding protein-containing complex binding sequence-specific double-stranded DNA binding double-stranded DNA binding DNA-binding transcription factor activity, RNA polymerase II-specific transcription regulator activity DNA-binding transcription factor activity DNA-binding transcription activator activity, RNA polymerase II-specific DNA-binding transcription activator activity protein binding binding heat shock protein binding sequence-specific DNA binding DNA binding nucleic acid binding protein-containing complex binding sequence-specific double-stranded DNA binding double-stranded DNA binding DNA-binding transcription factor activity, RNA polymerase II-specific transcription regulator activity DNA-binding transcription factor activity DNA-binding transcription activator activity, RNA polymerase II-specific DNA-binding transcription activator activity transcription factor binding transcription coregulator binding transcription coactivator binding transcription cis-regulatory region binding transcription regulatory region nucleic acid binding cis-regulatory region sequence-specific DNA binding identical protein binding DNA-binding transcription repressor activity, RNA polymerase II-specific DNA-binding transcription repressor activity transcription coregulator activity RNA polymerase II transcription regulatory region sequence-specific DNA binding RNA polymerase II cis-regulatory region sequence-specific DNA binding chromatin binding molecular sequestering activity protein sequestering activity cytoskeletal protein binding actinin binding	positive regulation of cholesterol efflux regulation of localization transport positive regulation of sterol transport positive regulation of biological process regulation of lipid transport organic hydroxy compound transport localization regulation of cholesterol efflux sterol transport regulation of cholesterol transport positive regulation of cholesterol transport regulation of sterol transport regulation of biological process positive regulation of cholesterol efflux regulation of localization transport positive regulation of sterol transport positive regulation of biological process regulation of lipid transport organic hydroxy compound transport localization regulation of cholesterol efflux sterol transport regulation of cholesterol transport positive regulation of cholesterol transport regulation of sterol transport regulation of biological process regulation of transport biological regulation lipid localization lipid transport positive regulation of lipid localization establishment of localization positive regulation of lipid transport positive regulation of transport regulation of lipid localization macromolecule localization cholesterol transport cholesterol efflux developmental process immune system development multicellular organism development multicellular organismal process lymph node development immune system process animal organ development anatomical structure development hematopoietic or lymphoid organ development system development cellular response to endogenous stimulus cellular response to growth factor stimulus response to stimulus response to endogenous stimulus cellular response to nerve growth factor stimulus cellular response to brain-derived neurotrophic factor stimulus response to nerve growth factor response to growth factor cellular process apoptotic process cell death programmed cell death regulation of cellular process RNA metabolic process positive regulation of miRNA metabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process positive regulation of metabolic process regulation of RNA metabolic process regulation of miRNA metabolic process positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process miRNA metabolic process positive regulation of cellular process primary metabolic process regulation of macromolecule metabolic process nucleic acid metabolic process positive regulation of RNA metabolic process metabolic process macromolecule metabolic process regulation of metabolic process cellular response to stimulus signaling non-canonical NF-kappaB signal transduction intracellular signal transduction cell communication intracellular signaling cassette signal transduction negative regulation of biological process negative regulation of cellular process cytokine production regulation of cytokine production regulation of multicellular organismal process negative regulation of macromolecule metabolic process regulation of biosynthetic process negative regulation of metabolic process negative regulation of cytokine production gene expression macromolecule biosynthetic process regulation of gene expression negative regulation of gene expression biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process regulation of macromolecule biosynthetic process negative regulation of multicellular organismal process response to peptide response to interleukin-6 cellular response to interleukin-6 response to chemical response to cytokine cellular response to cytokine stimulus JNK cascade MAPK cascade signal transduction involved in regulation of gene expression negative regulation of RNA biosynthetic process RNA biosynthetic process DNA-templated transcription nucleic acid biosynthetic process transcription by RNA polymerase II negative regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of transcription by RNA polymerase II negative regulation of DNA-templated transcription negative regulation of transcription by RNA polymerase II nucleobase-containing compound biosynthetic process regulation of DNA-templated transcription negative regulation of RNA metabolic process cellular response to interleukin-1 response to interleukin-1 glycosaminoglycan metabolic process regulation of hyaluronan biosynthetic process carbohydrate derivative metabolic process positive regulation of macromolecule biosynthetic process regulation of polysaccharide metabolic process hyaluronan metabolic process polysaccharide metabolic process positive regulation of hyaluronan biosynthetic process positive regulation of biosynthetic process glycosaminoglycan biosynthetic process regulation of carbohydrate metabolic process carbohydrate derivative biosynthetic process carbohydrate metabolic process polysaccharide biosynthetic process carbohydrate biosynthetic process hyaluronan biosynthetic process regulation of polysaccharide biosynthetic process aminoglycan metabolic process aminoglycan biosynthetic process positive regulation of carbohydrate metabolic process regulation of carbohydrate biosynthetic process negative regulation of programmed cell death regulation of apoptotic process regulation of programmed cell death negative regulation of apoptotic process regulation of defense response regulation of response to external stimulus negative regulation of inflammatory response defense response negative regulation of response to stimulus response to external stimulus regulation of inflammatory response regulation of response to stimulus response to stress negative regulation of response to external stimulus regulation of response to stress negative regulation of defense response inflammatory response regulation of developmental process cellular developmental process macrophage derived foam cell differentiation regulation of cell differentiation positive regulation of developmental process foam cell differentiation positive regulation of cell differentiation cell differentiation regulation of macrophage derived foam cell differentiation positive regulation of macrophage derived foam cell differentiation cellular response to tumor necrosis factor response to tumor necrosis factor positive regulation of DNA-templated transcription regulation of DNA-templated transcription initiation transcription initiation at RNA polymerase II promoter positive regulation of transcription initiation by RNA polymerase II positive regulation of transcription by RNA polymerase II DNA-templated transcription initiation positive regulation of DNA-templated transcription initiation positive regulation of RNA biosynthetic process regulation of transcription initiation by RNA polymerase II cellular response to chemical stimulus cellular response to nicotine response to nicotine response to mechanical stimulus response to abiotic stimulus cellular response to mechanical stimulus cellular response to abiotic stimulus cellular response to external stimulus cellular response to environmental stimulus positive regulation of cell communication positive regulation of signal transduction regulation of canonical Wnt signaling pathway canonical Wnt signaling pathway regulation of signal transduction positive regulation of response to stimulus positive regulation of Wnt signaling pathway Wnt signaling pathway positive regulation of canonical Wnt signaling pathway regulation of signaling cell surface receptor signaling pathway regulation of Wnt signaling pathway regulation of cell communication positive regulation of signaling response to oxidative stress cellular response to carbohydrate stimulus response to carbohydrate response to oxygen-containing compound cellular response to oxygen-containing compound biological process involved in interspecies interaction between organisms immune response response to other organism defense response to symbiont antibacterial innate immune response response to biotic stimulus defense response to bacterium defense response to other organism response to bacterium innate immune response response to external biotic stimulus cellular response to nitrogen compound cellular response to dsRNA response to dsRNA response to nitrogen compound cellular response to interleukin-17 response to interleukin-17 positive regulation of response to external stimulus positive regulation of inflammatory response positive regulation of defense response positive regulation of gene expression mammary gland morphogenesis mammary gland development gland development anatomical structure morphogenesis gland morphogenesis tissue remodeling mammary gland involution animal organ morphogenesis cellular response to peptide cytokine-mediated signaling pathway tumor necrosis factor-mediated signaling pathway regulation of steroid biosynthetic process negative regulation of small molecule metabolic process steroid metabolic process regulation of lipid metabolic process vitamin biosynthetic process lipid biosynthetic process negative regulation of lipid biosynthetic process vitamin D biosynthetic process regulation of small molecule metabolic process small molecule metabolic process regulation of vitamin metabolic process steroid biosynthetic process negative regulation of steroid metabolic process small molecule biosynthetic process regulation of steroid metabolic process vitamin D metabolic process regulation of vitamin D biosynthetic process vitamin metabolic process negative regulation of vitamin metabolic process fat-soluble vitamin biosynthetic process negative regulation of steroid biosynthetic process regulation of lipid biosynthetic process negative regulation of vitamin D biosynthetic process negative regulation of lipid metabolic process lipid metabolic process response to diterpene response to lipid cellular response to lipid cellular response to diterpene canonical NF-kappaB signal transduction immune response-regulating cell surface receptor signaling pathway immune response-activating signaling pathway immune response-regulating signaling pathway positive regulation of immune response regulation of immune system process positive regulation of immune system process immune response-activating cell surface receptor signaling pathway B cell receptor signaling pathway regulation of immune response antigen receptor-mediated signaling pathway activation of immune response lipid storage regulation of lipid storage nutrient storage positive regulation of lipid storage cellular response to lipopolysaccharide cellular response to molecule of bacterial origin response to lipopolysaccharide cellular response to biotic stimulus response to molecule of bacterial origin response to glycoside cellular response to glucoside response to glucoside regulation of interleukin-12 production negative regulation of interleukin-12 production interleukin-12 production response to angiotensin response to peptide hormone cellular response to peptide hormone stimulus cellular response to angiotensin response to hormone cellular response to hormone stimulus cellular response to virus response to virus response to muscle stretch regulation of cytokine production involved in inflammatory response negative regulation of cytokine production involved in inflammatory response production of molecular mediator involved in inflammatory response cytokine production involved in inflammatory response	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol protein-containing complex intracellular organelle organelle membraneless organelle intracellular membraneless organelle chromatin chromosome I-kappaB/NF-kappaB complex intracellular protein-containing complex membrane-bounded organelle cellular anatomical structure intracellular anatomical structure cytoplasm cytosol protein-containing complex intracellular organelle organelle membraneless organelle intracellular membraneless organelle chromatin chromosome I-kappaB/NF-kappaB complex intracellular protein-containing complex membrane-bounded organelle NF-kappaB p50/p65 complex nucleus nuclear protein-containing complex intracellular membrane-bounded organelle NF-kappaB complex mitochondrion membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR047571	OCA domain	Domain
A	IPR036770	Ankyrin repeat-containing domain superfamily	Homologous Superfamily
A	IPR002110	Ankyrin repeat	Repeat
B, C	IPR033926	NFkappaB IPT domain	Domain
B, C	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
B, C	IPR036770	Ankyrin repeat-containing domain superfamily	Homologous Superfamily
B, C	IPR011539	Rel homology domain, DNA-binding domain	Domain
B, C	IPR011029	Death-like domain superfamily	Homologous Superfamily
B, C	IPR047096	Nuclear factor NF-kappa-B p105 subunit, death domain	Domain
B, C	IPR030503	Nuclear factor NF-kappa-B, p105 subunit, Rel homology domain, N-terminal	Domain
B, C	IPR002909	IPT domain	Domain
B, C	IPR030492	Rel homology domain, conserved site	Conserved Site
B, C	IPR014756	Immunoglobulin E-set	Homologous Superfamily
B, C	IPR002110	Ankyrin repeat	Repeat
B, C	IPR000488	Death domain	Domain
B, C	IPR037059	Rel homology domain (RHD), DNA-binding domain superfamily	Homologous Superfamily
B, C	IPR008967	p53-like transcription factor, DNA-binding domain superfamily	Homologous Superfamily
B, C	IPR000451	NF-kappa-B/Dorsal	Family
B, C	IPR032397	Rel homology dimerisation domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q9BYH8	Liver Cirrhosis, Experimental psoriasis osteosarcoma pilocytic astrocytoma rheumatoid arthritis ulcerative colitis acute myeloid leukemia Crohn disease glioblastoma large cell medulloblastoma malignant ependymoma myopathy ovarian cancer pituitary cancer spina bifida Liver Cirrhosis, Experimental psoriasis osteosarcoma pilocytic astrocytoma rheumatoid arthritis ulcerative colitis acute myeloid leukemia Crohn disease glioblastoma large cell medulloblastoma malignant ependymoma myopathy ovarian cancer pituitary cancer spina bifida adrenal cortex carcinoma cystic fibrosis interstitial cystitis malignant pancreatic neoplasm non-small cell lung carcinoma pancreatic ductal adenocarcinoma subependymal giant cell astrocytoma atypical teratoid rhabdoid tumor Emery-Dreifuss muscular dystrophy juvenile dermatomyositis lung carcinoma medulloblastoma

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.