Annotations: 3LKL

Crystal structure of the C-terminal domain of Anti-Sigma factor antagonist STAS from Rhodobacter sphaeroides

External Resource: Annotation

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

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	SpoIIaa-like	8092942	3001065	SCOP2B (2022-06-29)
A	SCOP2 Family	SLC26 transporter cytoplasmic STAS domain-like	8092941	4007785	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	SpoIIaa-like	8092942	3001065	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)
B	RVP	e3lklB1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: RVP	ECOD (v294.2)
A	Cu_amine_oxid	e3lklA1	A: beta barrels	X: Immunoglobulin-like beta-sandwich	H: sensor domains	T: sensor domains	F: Cu_amine_oxid	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.30.750.24	Alpha Beta	2-Layer Sandwich	Transcription Regulator spoIIAA	STAS domain	CATH (4.3.0)
A	3.30.750.24	Alpha Beta	2-Layer Sandwich	Transcription Regulator spoIIAA	STAS domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF01740	STAS domain (STAS)	STAS domain	The STAS (after Sulphate Transporter and AntiSigma factor antagonist) domain is found in the C terminal region of Sulphate transporters and bacterial antisigma factor antagonists. It has been suggested that this domain may have a general NTP binding ...	The STAS (after Sulphate Transporter and AntiSigma factor antagonist) domain is found in the C terminal region of Sulphate transporters and bacterial antisigma factor antagonists. It has been suggested that this domain may have a general NTP binding function [2].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Antisigma-factor antagonist STAS	-	-	cellular anatomical structure membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR052706	Membrane-associated Transporter-like	Family
A, B	IPR036513	STAS domain superfamily	Homologous Superfamily
A, B	IPR011547	SLC26A/SulP transporter domain	Domain
A, B	IPR002645	STAS domain	Domain

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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.