1I2T

X-RAY STRUCTURE OF THE HUMAN HYPERPLASTIC DISCS PROTEIN: AN ORTHOLOG OF THE C-TERMINAL DOMAIN OF POLY(A)-BINDING PROTEIN

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 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 Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1i2ta_	All alpha proteins	PABP domain-like	PABC (PABP) domain	PABC (PABP) domain	hyperplastic discs protein	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	PABC (PABP) domain	8021182	4003044	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	PABC (PABP) domain	8033562	3000200	SCOP2 (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	PABP	e1i2tA1	A: alpha arrays	X: PABP domain-like	H: PABC(PABP) domain (From Topology)	T: PABC(PABP) domain	F: PABP	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.1900.10	Mainly Alpha	Orthogonal Bundle	c-terminal domain of poly(a) binding protein	c-terminal domain of poly(a) binding protein	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00658	Poly-adenylate binding protein, unique domain (PABP)	Poly-adenylate binding protein, unique domain	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	HYD PROTEIN	aminoacyltransferase activity ubiquitin-like protein transferase activity catalytic activity, acting on a protein acyltransferase activity ubiquitin-ubiquitin ligase activity ubiquitin-like protein ligase activity ubiquitin protein ligase activity transferase activity catalytic activity ubiquitin-protein transferase activity protein binding binding ubiquitin binding ubiquitin-like protein binding aminoacyltransferase activity ubiquitin-like protein transferase activity catalytic activity, acting on a protein acyltransferase activity ubiquitin-ubiquitin ligase activity ubiquitin-like protein ligase activity ubiquitin protein ligase activity transferase activity catalytic activity ubiquitin-protein transferase activity protein binding binding ubiquitin binding ubiquitin-like protein binding RNA binding organic cyclic compound binding nucleic acid binding cation binding transition metal ion binding zinc ion binding ion binding metal ion binding small molecule binding	cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process heterochromatin boundary formation regulation of cellular process cellular biosynthetic process negative regulation of biological process negative regulation of cellular metabolic process protein-DNA complex organization cellular component organization organic substance metabolic process cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process heterochromatin boundary formation regulation of cellular process cellular biosynthetic process negative regulation of biological process negative regulation of cellular metabolic process protein-DNA complex organization cellular component organization organic substance metabolic process chromatin organization organic substance biosynthetic process negative regulation of cellular process chromatin remodeling cellular component organization or biogenesis negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of biological process heterochromatin formation protein-containing complex organization epigenetic regulation of gene expression cellular metabolic process negative regulation of metabolic process biological regulation regulation of cellular metabolic process heterochromatin organization regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process negative regulation of cellular biosynthetic process regulation of cellular biosynthetic process regulation of gene expression negative regulation of gene expression biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process negative regulation of gene expression, epigenetic regulation of macromolecule biosynthetic process metabolic process macromolecule metabolic process regulation of metabolic process positive regulation of biological process positive regulation of cellular metabolic process positive regulation of macromolecule biosynthetic process positive regulation of metabolic process positive regulation of biosynthetic process positive regulation of macromolecule metabolic process positive regulation of cellular process positive regulation of gene expression positive regulation of cellular biosynthetic process DNA repair-dependent chromatin remodeling protein localization regulation of localization establishment of protein localization nitrogen compound transport nucleocytoplasmic transport nuclear transport positive regulation of establishment of protein localization localization import into nucleus cellular macromolecule localization establishment of localization in cell regulation of intracellular transport positive regulation of protein localization to nucleus organic substance transport positive regulation of protein import into nucleus intracellular transport regulation of nucleocytoplasmic transport protein localization to nucleus establishment of localization establishment of protein localization to organelle positive regulation of protein localization regulation of intracellular protein transport positive regulation of intracellular protein transport intracellular protein transport cellular localization regulation of protein localization transport positive regulation of nucleocytoplasmic transport regulation of protein localization to nucleus positive regulation of protein transport regulation of protein import into nucleus protein import into nucleus positive regulation of intracellular transport regulation of transport regulation of establishment of protein localization regulation of protein transport positive regulation of transport regulation of cellular localization protein transport macromolecule localization protein localization to organelle organonitrogen compound metabolic process protein polyubiquitination primary metabolic process protein ubiquitination macromolecule modification protein metabolic process post-translational protein modification protein modification process protein modification by small protein conjugation protein modification by small protein conjugation or removal DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process DNA repair protein K48-linked ubiquitination response to organic substance intracellular receptor signaling pathway response to lipid signaling progesterone receptor signaling pathway hormone-mediated signaling pathway cell communication cellular response to endogenous stimulus response to hormone response to steroid hormone signal transduction cellular response to organic substance cellular response to steroid hormone stimulus response to organic cyclic compound cellular response to hormone stimulus response to endogenous stimulus cellular response to organic cyclic compound cellular response to chemical stimulus steroid hormone mediated signaling pathway response to chemical cellular response to lipid nuclear receptor signaling pathway intracellular steroid hormone receptor signaling pathway 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 response to stimulus regulation of cell communication positive regulation of signaling	membrane cellular anatomical entity intracellular anatomical structure cytoplasm cytosol membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen organelle membrane cellular anatomical entity intracellular anatomical structure cytoplasm cytosol membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen organelle nuclear lumen protein-containing complex perinuclear region of cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR035983	HECT, E3 ligase catalytic domain	Homologous Superfamily
A	IPR002004	Polyadenylate-binding protein/Hyperplastic disc protein	Domain
A	IPR024725	E3 ubiquitin-protein ligase UBR5, ubiquitin-associated domain	Domain
A	IPR000569	HECT domain	Domain
A	IPR003126	Zinc finger, UBR-type	Domain
A	IPR009091	Regulator of chromosome condensation 1/beta-lactamase-inhibitor protein II	Homologous Superfamily
A	IPR047503	E3 ubiquitin-protein ligase UBR5, UBR-box	Domain
A	IPR036053	PABC (PABP) domain	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: O95071	adrenal cortex carcinoma breast cancer gastric carcinoma lung adenocarcinoma medulloblastoma pancreatic ductal adenocarcinoma astrocytic tumor colorectal adenocarcinoma gastric neoplasm Malignant lymphoma, lymphocytic, intermediate differentiation, diffuse stomach carcinoma in situ benign neoplasm of stomach dermatomyositis hereditary spastic paraplegia ovarian cancer

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.