Annotations: 9DDD

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
C, D	PF01592	NifU-like N terminal domain (NifU_N)	NifU-like N terminal domain	-	Family
A, B	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
C, D	Possible nitrogen fixation related protein	cation binding transition metal ion binding iron ion binding ion binding binding ferrous iron binding metal ion binding small molecule binding iron-sulfur cluster binding 2 iron, 2 sulfur cluster binding metal cluster binding	intracellular iron ion homeostasis inorganic ion homeostasis cellular homeostasis chemical homeostasis homeostatic process intracellular monoatomic cation homeostasis monoatomic ion homeostasis intracellular chemical homeostasis monoatomic cation homeostasis intracellular monoatomic ion homeostasis cellular component biogenesis cellular component organization metallo-sulfur cluster assembly cellular component assembly intracellular iron ion homeostasis inorganic ion homeostasis cellular homeostasis chemical homeostasis homeostatic process intracellular monoatomic cation homeostasis monoatomic ion homeostasis intracellular chemical homeostasis monoatomic cation homeostasis intracellular monoatomic ion homeostasis cellular component biogenesis cellular component organization metallo-sulfur cluster assembly cellular component assembly iron-sulfur cluster assembly cellular process cellular component organization or biogenesis	cellular anatomical structure intracellular anatomical structure cytoplasm
A, B	Probable cysteine desulfurase	cysteine desulfurase activity sulfurtransferase activity transferase activity, transferring sulphur-containing groups transferase activity catalytic activity vitamin binding vitamin B6 binding pyridoxal phosphate binding ion binding binding anion binding heterocyclic compound binding small molecule binding	oxoacid metabolic process sulfur amino acid metabolic process carboxylic acid metabolic process amino acid metabolic process primary metabolic process organic acid metabolic process alpha-amino acid metabolic process cysteine metabolic process metabolic process cellular process small molecule metabolic process sulfur compound metabolic process	cell periphery cellular anatomical structure plasma membrane membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C, D	IPR002871	NIF system FeS cluster assembly, NifU, N-terminal	Domain
A, B	IPR020578	Aminotransferase class-V, pyridoxal-phosphate binding site	Binding Site
A, B	IPR015424	Pyridoxal phosphate-dependent transferase	Homologous Superfamily
A, B	IPR015421	Pyridoxal phosphate-dependent transferase, major domain	Homologous Superfamily
A, B	IPR010970	Cysteine desulfurase, SufS	Family
A, B	IPR015422	Pyridoxal phosphate-dependent transferase, small domain	Homologous Superfamily
A, B	IPR000192	Aminotransferase class V domain	Domain

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A, B	CSS	Parent Component: CYS RESID: AA0269 PSI-MOD : L-cysteine persulfide MOD:00274
A, B	LLP	Parent Component: LYS RESID: AA0269 , AA0119 PSI-MOD : L-cysteine persulfide MOD:00274 , N6-pyridoxal phosphate-L-lysine MOD:00128

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.