Annotations: 4ISY

Crystal structure of IscS from Mycobacterium tuberculosis

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
Protein Modification Annotation

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
D	d4isyd1	Alpha and beta proteins (a/b)	PLP-dependent transferase-like	PLP-dependent transferases	automated matches	automated matches	(Mycobacterium tuberculosis ) [TaxId: 1773 ],	SCOPe (2.08)
D	d4isyd2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Mycobacterium tuberculosis ) [TaxId: 1773 ],	SCOPe (2.08)
C	d4isyc1	Alpha and beta proteins (a/b)	PLP-dependent transferase-like	PLP-dependent transferases	automated matches	automated matches	(Mycobacterium tuberculosis ) [TaxId: 1773 ],	SCOPe (2.08)
C	d4isyc2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Mycobacterium tuberculosis ) [TaxId: 1773 ],	SCOPe (2.08)
B	d4isyb1	Alpha and beta proteins (a/b)	PLP-dependent transferase-like	PLP-dependent transferases	automated matches	automated matches	(Mycobacterium tuberculosis ) [TaxId: 1773 ],	SCOPe (2.08)
B	d4isyb2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Mycobacterium tuberculosis ) [TaxId: 1773 ],	SCOPe (2.08)
A	d4isya1	Alpha and beta proteins (a/b)	PLP-dependent transferase-like	PLP-dependent transferases	automated matches	automated matches	(Mycobacterium tuberculosis ) [TaxId: 1773 ],	SCOPe (2.08)
A	d4isya2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Mycobacterium tuberculosis ) [TaxId: 1773 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D	SCOP2B Superfamily	PLP-dependent transferases	8074682	3000954	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	PLP-dependent transferases	8074682	3000954	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	PLP-dependent transferases	8074682	3000954	SCOP2B (2022-06-29)
A	SCOP2 Family	Cystathionine synthase-like	8074681	4000672	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	PLP-dependent transferases	8074682	3000954	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)
D	Rep-A_N	e4isyD1	A: beta barrels	X: DEATH domain	H: HTH	T: winged helix domain	F: Rep-A_N	ECOD (v294.2)
C	EF-hand_1, EF-hand_5, EF-hand_7	e4isyC2	A: beta barrels	X: Subtilisin-like	H: Subtilisin-like	T: Subtilisin-like	F: EF-hand_1, EF-hand_5, EF-hand_7	ECOD (v294.2)
B	Rep-A_N	e4isyB1	A: beta barrels	X: DEATH domain	H: HTH	T: winged helix domain	F: Rep-A_N	ECOD (v294.2)
A	Rep-A_N	e4isyA1	A: beta barrels	X: DEATH domain	H: HTH	T: winged helix domain	F: Rep-A_N	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	3.90.1150.10	Alpha Beta	Alpha-Beta Complex	Aspartate Aminotransferase, domain 1	Aspartate Aminotransferase, domain 1	CATH (4.3.0)
D	3.40.640.10	Alpha Beta	3-Layer(aba) Sandwich	Aspartate Aminotransferase	domain 2	CATH (4.3.0)
C	3.90.1150.10	Alpha Beta	Alpha-Beta Complex	Aspartate Aminotransferase, domain 1	Aspartate Aminotransferase, domain 1	CATH (4.3.0)
C	3.40.640.10	Alpha Beta	3-Layer(aba) Sandwich	Aspartate Aminotransferase	domain 2	CATH (4.3.0)
B	3.90.1150.10	Alpha Beta	Alpha-Beta Complex	Aspartate Aminotransferase, domain 1	Aspartate Aminotransferase, domain 1	CATH (4.3.0)
B	3.40.640.10	Alpha Beta	3-Layer(aba) Sandwich	Aspartate Aminotransferase	domain 2	CATH (4.3.0)
A	3.90.1150.10	Alpha Beta	Alpha-Beta Complex	Aspartate Aminotransferase, domain 1	Aspartate Aminotransferase, domain 1	CATH (4.3.0)
A	3.40.640.10	Alpha Beta	3-Layer(aba) Sandwich	Aspartate Aminotransferase	domain 2	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF00266	Aminotransferase class-V (Aminotran_5)	Aminotransferase class-V	This domain is found in amino transferases, and other enzymes including cysteine desulphurase EC:4.4.1.-.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Cysteine desulfurase	cysteine desulfurase activity sulfurtransferase activity transferase activity, transferring sulphur-containing groups transferase activity catalytic activity transferase activity, transferring nitrogenous groups transaminase activity iron-sulfur cluster binding binding metal cluster binding small molecule binding cation binding ion binding metal ion binding	cellular component biogenesis cellular component organization metallo-sulfur cluster assembly cellular component assembly iron-sulfur cluster assembly cellular process cellular component organization or biogenesis	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR015424	Pyridoxal phosphate-dependent transferase	Homologous Superfamily
A, B, C, D	IPR016454	Cysteine desulfurase	Family
A, B, C, D	IPR015421	Pyridoxal phosphate-dependent transferase, major domain	Homologous Superfamily
A, B, C, D	IPR015422	Pyridoxal phosphate-dependent transferase, small domain	Homologous Superfamily
A, B, C, D	IPR000192	Aminotransferase class V domain	Domain

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A, B, C, D	LLP	Parent Component: LYS : AA0119 : N6-pyridoxal phosphate-L-lysine MOD:00128

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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.