Annotations: 1W26

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1w26a1	All alpha proteins	Triger factor/SurA peptide-binding domain-like	Triger factor/SurA peptide-binding domain-like	TF C-terminus	Trigger factor, C-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
A	d1w26a3	Alpha and beta proteins (a+b)	FKBP-like	FKBP-like	FKBP immunophilin/proline isomerase	Trigger factor PPIase domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
A	d1w26a2	Alpha and beta proteins (a+b)	Ribosome binding domain-like	Trigger factor ribosome-binding domain	Trigger factor ribosome-binding domain	Trigger factor ribosome-binding domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
B	d1w26b1	All alpha proteins	Triger factor/SurA peptide-binding domain-like	Triger factor/SurA peptide-binding domain-like	TF C-terminus	Trigger factor, C-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
B	d1w26b3	Alpha and beta proteins (a+b)	FKBP-like	FKBP-like	FKBP immunophilin/proline isomerase	Trigger factor PPIase domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
B	d1w26b2	Alpha and beta proteins (a+b)	Ribosome binding domain-like	Trigger factor ribosome-binding domain	Trigger factor ribosome-binding domain	Trigger factor ribosome-binding domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	TF C-terminus	8029215	4002707	SCOP2 (2022-06-29)
A	SCOP2 Family	FKBP immunophilin/proline isomerase	8029218	4001062	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Triger factor/SurA peptide-binding domain-like	8041594	3001632	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Rotamase-like	8041597	3000622	SCOP2 (2022-06-29)
A	SCOP2B Superfamily	Trigger factor ribosome-binding domain	8037652	3001141	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Trigger factor ribosome-binding domain	8037652	3001141	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Triger factor/SurA peptide-binding domain-like	8041594	3001632	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Rotamase-like	8041597	3000622	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	Trigger_C	e1w26A5	A: alpha arrays	X: Triger factor/SurA peptide-binding domain-like (From Homology)	H: Triger factor/SurA peptide-binding domain-like	T: TF C-terminus (Pfam 05698)	F: Trigger_C	ECOD (1.6)
A	FKBP_C	e1w26A6	A: a+b two layers	X: FKBP-like	H: FKBP-like	T: FKBP-like	F: FKBP_C	ECOD (1.6)
A	Trigger_N	e1w26A1	A: a+b two layers	X: Glucose permease domain IIB-like	H: Trigger factor ribosome-binding domain (From Topology)	T: Trigger factor ribosome-binding domain	F: Trigger_N	ECOD (1.6)
B	Trigger_C	e1w26B2	A: alpha arrays	X: Triger factor/SurA peptide-binding domain-like (From Homology)	H: Triger factor/SurA peptide-binding domain-like	T: TF C-terminus (Pfam 05698)	F: Trigger_C	ECOD (1.6)
B	FKBP_C	e1w26B3	A: a+b two layers	X: FKBP-like	H: FKBP-like	T: FKBP-like	F: FKBP_C	ECOD (1.6)
B	Trigger_N	e1w26B1	A: a+b two layers	X: Glucose permease domain IIB-like	H: Trigger factor ribosome-binding domain (From Topology)	T: Trigger factor ribosome-binding domain	F: Trigger_N	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.70.1050	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	Trigger factor ribosome-binding domain	CATH (4.3.0)
A	1.10.3120.10	Mainly Alpha	Orthogonal Bundle	Trigger factor, domain 2	Trigger factor, C-terminal domain	CATH (4.3.0)
A	3.10.50.40	Alpha Beta	Roll	Chitinase A	domain 3	CATH (4.3.0)
B	3.30.70.1050	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	Trigger factor ribosome-binding domain	CATH (4.3.0)
B	1.10.3120.10	Mainly Alpha	Orthogonal Bundle	Trigger factor, domain 2	Trigger factor, C-terminal domain	CATH (4.3.0)
B	3.10.50.40	Alpha Beta	Roll	Chitinase A	domain 3	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF05698	Bacterial trigger factor protein (TF) C-terminus (Trigger_C)	Bacterial trigger factor protein (TF) C-terminus	-	Family
A, B	PF05697	Bacterial trigger factor protein (TF) (Trigger_N)	Bacterial trigger factor protein (TF)	-	Family
A, B	PF00254	FKBP-type peptidyl-prolyl cis-trans isomerase (FKBP_C)	FKBP-type peptidyl-prolyl cis-trans isomerase		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	TRIGGER FACTOR	isomerase activity catalytic activity, acting on a protein peptidyl-prolyl cis-trans isomerase activity catalytic activity cis-trans isomerase activity RNA polymerase II CTD heptapeptide repeat modifying activity RNA polymerase II CTD heptapeptide repeat peptidyl-prolyl isomerase activity RNA polymerase II CTD heptapeptide repeat P6 isomerase activity ribonucleoprotein complex binding protein-containing complex binding binding ribosome binding protein folding chaperone identical protein binding isomerase activity catalytic activity, acting on a protein peptidyl-prolyl cis-trans isomerase activity catalytic activity cis-trans isomerase activity RNA polymerase II CTD heptapeptide repeat modifying activity RNA polymerase II CTD heptapeptide repeat peptidyl-prolyl isomerase activity RNA polymerase II CTD heptapeptide repeat P6 isomerase activity ribonucleoprotein complex binding protein-containing complex binding binding ribosome binding protein folding chaperone identical protein binding protein binding RNA polymerase II CTD heptapeptide repeat P3 isomerase activity	primary metabolic process gene expression macromolecule biosynthetic process protein maturation protein folding biosynthetic process 'de novo' cotranslational protein folding metabolic process cellular process protein metabolic process macromolecule metabolic process 'de novo' protein folding protein unfolding cell division primary metabolic process gene expression macromolecule biosynthetic process protein maturation protein folding biosynthetic process 'de novo' cotranslational protein folding metabolic process cellular process protein metabolic process macromolecule metabolic process 'de novo' protein folding protein unfolding cell division chaperone-mediated protein folding protein localization establishment of protein localization cellular localization nitrogen compound transport transport establishment of localization localization protein transport cellular macromolecule localization macromolecule localization response to stimulus response to stress response to heat response to abiotic stimulus response to temperature stimulus response to copper ion response to metal ion response to chemical stress response to copper ion stress response to metal ion	cellular anatomical structure membrane intracellular anatomical structure cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR046357	Peptidyl-prolyl cis-trans isomerase domain superfamily	Homologous Superfamily
A, B	IPR036611	Trigger factor ribosome-binding domain superfamily	Homologous Superfamily
A, B	IPR008881	Trigger factor, ribosome-binding, bacterial	Domain
A, B	IPR027304	Trigger factor/SurA domain superfamily	Homologous Superfamily
A, B	IPR037041	Trigger factor, C-terminal domain superfamily	Homologous Superfamily
A, B	IPR001179	FKBP-type peptidyl-prolyl cis-trans isomerase domain	Domain
A, B	IPR008880	Trigger factor, C-terminal	Domain
A, B	IPR005215	Trigger factor	Family

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.