Annotations: 2DDZ

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2ddza1	Alpha and beta proteins (a+b)	Class II aaRS and biotin synthetases	Class II aaRS and biotin synthetases	PH0223-like	Uncharacterized protein PH0223	(Pyrococcus horikoshii OT3 ) [TaxId: 70601 ],	SCOPe (2.08)
B	d2ddzb_	Alpha and beta proteins (a+b)	Class II aaRS and biotin synthetases	Class II aaRS and biotin synthetases	PH0223-like	Uncharacterized protein PH0223	(Pyrococcus horikoshii OT3 ) [TaxId: 70601 ],	SCOPe (2.08)
C	d2ddzc_	Alpha and beta proteins (a+b)	Class II aaRS and biotin synthetases	Class II aaRS and biotin synthetases	PH0223-like	Uncharacterized protein PH0223	(Pyrococcus horikoshii OT3 ) [TaxId: 70601 ],	SCOPe (2.08)
D	d2ddzd_	Alpha and beta proteins (a+b)	Class II aaRS and biotin synthetases	Class II aaRS and biotin synthetases	PH0223-like	Uncharacterized protein PH0223	(Pyrococcus horikoshii OT3 ) [TaxId: 70601 ],	SCOPe (2.08)
E	d2ddze_	Alpha and beta proteins (a+b)	Class II aaRS and biotin synthetases	Class II aaRS and biotin synthetases	PH0223-like	Uncharacterized protein PH0223	(Pyrococcus horikoshii OT3 ) [TaxId: 70601 ],	SCOPe (2.08)
F	d2ddzf_	Alpha and beta proteins (a+b)	Class II aaRS and biotin synthetases	Class II aaRS and biotin synthetases	PH0223-like	Uncharacterized protein PH0223	(Pyrococcus horikoshii OT3 ) [TaxId: 70601 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	PH0223-like	8021375	4002261	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Class II aaRS and biotin synthetases	8033755	3000058	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Class II aaRS and biotin synthetases	8033755	3000058	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Class II aaRS and biotin synthetases	8033755	3000058	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Class II aaRS and biotin synthetases	8033755	3000058	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	Class II aaRS and biotin synthetases	8033755	3000058	SCOP2B (2022-06-29)
F	SCOP2B Superfamily	Class II aaRS and biotin synthetases	8033755	3000058	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	DUF366	e2ddzA1	A: a+b three layers	X: Class II aaRS and biotin synthetases (From Topology)	H: Class II aaRS and biotin synthetases (From Topology)	T: Class II aaRS and biotin synthetases	F: DUF366	ECOD (1.6)
B	DUF366	e2ddzB1	A: a+b three layers	X: Class II aaRS and biotin synthetases (From Topology)	H: Class II aaRS and biotin synthetases (From Topology)	T: Class II aaRS and biotin synthetases	F: DUF366	ECOD (1.6)
C	DUF366	e2ddzC1	A: a+b three layers	X: Class II aaRS and biotin synthetases (From Topology)	H: Class II aaRS and biotin synthetases (From Topology)	T: Class II aaRS and biotin synthetases	F: DUF366	ECOD (1.6)
D	DUF366	e2ddzD1	A: a+b three layers	X: Class II aaRS and biotin synthetases (From Topology)	H: Class II aaRS and biotin synthetases (From Topology)	T: Class II aaRS and biotin synthetases	F: DUF366	ECOD (1.6)
E	DUF366	e2ddzE1	A: a+b three layers	X: Class II aaRS and biotin synthetases (From Topology)	H: Class II aaRS and biotin synthetases (From Topology)	T: Class II aaRS and biotin synthetases	F: DUF366	ECOD (1.6)
F	DUF366	e2ddzF1	A: a+b three layers	X: Class II aaRS and biotin synthetases (From Topology)	H: Class II aaRS and biotin synthetases (From Topology)	T: Class II aaRS and biotin synthetases	F: DUF366	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.930.10	Alpha Beta	2-Layer Sandwich	BirA Bifunctional Protein	domain 2	CATH (4.3.0)
B	3.30.930.10	Alpha Beta	2-Layer Sandwich	BirA Bifunctional Protein	domain 2	CATH (4.3.0)
C	3.30.930.10	Alpha Beta	2-Layer Sandwich	BirA Bifunctional Protein	domain 2	CATH (4.3.0)
D	3.30.930.10	Alpha Beta	2-Layer Sandwich	BirA Bifunctional Protein	domain 2	CATH (4.3.0)
E	3.30.930.10	Alpha Beta	2-Layer Sandwich	BirA Bifunctional Protein	domain 2	CATH (4.3.0)
F	3.30.930.10	Alpha Beta	2-Layer Sandwich	BirA Bifunctional Protein	domain 2	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E A, B, C, D, E, F	PF04017	Domain of unknown function (DUF366) (DUF366)	Domain of unknown function (DUF366)	-	Family

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F	IPR045864	Class II Aminoacyl-tRNA synthetase/Biotinyl protein ligase (BPL) and lipoyl protein ligase (LPL)	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F	IPR007162	Protein of unknown function DUF366	Family

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.