Annotations: 7DJQ

Crystal Structure of O-acetyl L-serine sulfhydrylase from Haemophilus influenzae in complex with C-Terminal peptide of ribosomal S4 Domain protein from Lactobacillus salivarius.

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Protein Modification Annotation

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
C [auth A]	SCOP2B Superfamily	Tryptophan synthase beta subunit-like PLP-dependent enzymes	8034161	3001427	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Tryptophan synthase beta subunit-like PLP-dependent enzymes	8034161	3001427	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)
C [auth A]		e7djqA1	A: beta barrels	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F:	ECOD (v294.2)
B		e7djqB1	A: beta barrels	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F:	ECOD (v294.2)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B, C [auth A]	PF00291	Pyridoxal-phosphate dependent enzyme (PALP)	Pyridoxal-phosphate dependent enzyme	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B, C [auth A]	Cysteine synthase	cysteine synthase activity transferase activity transferase activity, transferring alkyl or aryl (other than methyl) groups catalytic activity carbon-sulfur lyase activity L-cysteine desulfhydrase activity lyase activity	-	cellular anatomical structure intracellular anatomical structure cytoplasm
A [auth C]	C-Terminal peptide of ribosomal S4 Domain protein	ribonucleoprotein complex binding protein-containing complex binding binding ribosomal large subunit binding ribosome binding RNA binding tRNA binding nucleic acid binding rRNA binding	cellular component disassembly ribosome disassembly primary metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process cellular component organization organelle organization biosynthetic process organelle disassembly translational elongation cytoplasmic translation metabolic process cellular component disassembly ribosome disassembly primary metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process cellular component organization organelle organization biosynthetic process organelle disassembly translational elongation cytoplasmic translation metabolic process cellular process cytoplasmic translational elongation protein metabolic process macromolecule metabolic process cellular component organization or biogenesis rescue of stalled cytosolic ribosome	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B, C [auth A]	IPR005856	Cysteine synthase	Family
B, C [auth A]	IPR005859	Cysteine synthase CysK	Family
B, C [auth A]	IPR036052	Tryptophan synthase beta chain-like, PALP domain superfamily	Homologous Superfamily
B, C [auth A]	IPR001926	Tryptophan synthase beta chain-like, PALP domain	Domain
B, C [auth A]	IPR001216	Cysteine synthase/cystathionine beta-synthase, pyridoxal-phosphate attachment site	Binding Site
B, C [auth A]	IPR050214	Cysteine synthase/Cystathionine beta-synthase	Family
A [auth C]	IPR002942	RNA-binding S4 domain	Domain
A [auth C]	IPR025490	RQC P-site tRNA stabilizing factor	Family
A [auth C]	IPR036986	RNA-binding S4 domain superfamily	Homologous Superfamily

Protein Modification Annotation

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

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