Annotations: 3F5R

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	POB3 N-terminal domain-like	8046817	4005313	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	PH domain-like	8051654	3000134	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	PF17292	e3f5rA1	A: beta barrels	X: PH domain-like	H: PH domain-like (From Topology)	T: PH domain-like	F: PF17292	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.30.29.30	Mainly Beta	Roll	PH-domain like	Pleckstrin-homology domain (PH domain)/Phosphotyrosine-binding domain (PTB)	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF03531	Structure-specific recognition protein (SSRP1) (SSrecog)	Structure-specific recognition protein (SSRP1)	SSRP1 has been implicated in transcriptional initiation and elongation and in DNA replication and repair [1]. This domain belongs to the Pleckstrin homology fold superfamily.	Domain
A	PF17292	POB3-like N-terminal PH domain (POB3_N)	POB3-like N-terminal PH domain	This domain is found at the N-terminus of POB3 and related proteins.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	FACT complex subunit POB3	DNA binding binding organic cyclic compound binding nucleic acid binding	cellular response to stimulus response to stimulus primary metabolic process DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process organic substance metabolic process cellular response to stress DNA damage response response to stress metabolic process cellular process macromolecule metabolic process cellular response to stimulus response to stimulus primary metabolic process DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process organic substance metabolic process cellular response to stress DNA damage response response to stress metabolic process cellular process macromolecule metabolic process DNA repair DNA-templated DNA replication DNA replication protein-DNA complex organization cellular component organization protein-containing complex organization chromatin organization chromatin remodeling cellular component organization or biogenesis nucleosome organization regulation of cellular process transcription preinitiation complex assembly positive regulation of macromolecule biosynthetic process regulation of primary metabolic process cellular component biogenesis DNA-templated transcription positive regulation of metabolic process regulation of DNA-templated transcription initiation regulation of RNA metabolic process cellular component assembly transcription by RNA polymerase II organic substance biosynthetic process positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process transcription initiation at RNA polymerase II promoter regulation of transcription by RNA polymerase II regulation of biological process positive regulation of nucleobase-containing compound metabolic process cellular metabolic process regulation of cellular metabolic process positive regulation of transcription by RNA polymerase II positive regulation of DNA-templated transcription initiation positive regulation of RNA metabolic process regulation of gene expression biosynthetic process organic cyclic compound biosynthetic process RNA polymerase II preinitiation complex assembly regulation of macromolecule biosynthetic process regulation of DNA-templated transcription regulation of metabolic process regulation of RNA polymerase II transcription preinitiation complex assembly regulation of cellular component organization positive regulation of cellular component organization cellular biosynthetic process positive regulation of DNA-templated transcription positive regulation of biological process RNA metabolic process positive regulation of cellular metabolic process RNA biosynthetic process nucleic acid biosynthetic process regulation of protein-containing complex assembly positive regulation of protein-containing complex assembly positive regulation of biosynthetic process protein-containing complex assembly positive regulation of cellular process regulation of RNA biosynthetic process regulation of biosynthetic process positive regulation of RNA polymerase II transcription preinitiation complex assembly positive regulation of cellular component biogenesis positive regulation of transcription initiation by RNA polymerase II biological regulation protein-DNA complex assembly regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process gene expression regulation of cellular component biogenesis macromolecule biosynthetic process DNA-templated transcription initiation regulation of cellular biosynthetic process positive regulation of RNA biosynthetic process regulation of transcription initiation by RNA polymerase II positive regulation of cellular biosynthetic process regulation of chromatin organization	membrane-bounded organelle replication fork protection complex protein-containing complex intracellular anatomical structure nucleus membrane-enclosed lumen nuclear protein-containing complex nuclear replication fork nuclear chromosome chromosome intracellular membrane-bounded organelle cellular anatomical entity intracellular organelle lumen intracellular organelle membrane-bounded organelle replication fork protection complex protein-containing complex intracellular anatomical structure nucleus membrane-enclosed lumen nuclear protein-containing complex nuclear replication fork nuclear chromosome chromosome intracellular membrane-bounded organelle cellular anatomical entity intracellular organelle lumen intracellular organelle organelle lumen organelle intracellular non-membrane-bounded organelle replication fork non-membrane-bounded organelle nuclear lumen transcription elongation factor complex protein-DNA complex chromatin FACT complex nucleoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR038167	SSRP1 domain superfamily	Homologous Superfamily
A	IPR035417	FACT complex subunit SSRP1/POB3, N-terminal PH domain	Domain
A	IPR000969	FACT complex subunit SSRP1/POB3	Family
A	IPR011993	PH-like domain superfamily	Homologous Superfamily
A	IPR013719	Histone chaperone RTT106/FACT complex subunit SPT16-like, middle domain	Domain
A	IPR048993	FACT complex subunit SSRP1-like, first PH domain	Domain
A	IPR024954	SSRP1, dimerization domain	Domain

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 R01GM133198.