Annotations: 6RBG

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	RNA_pol_Rpb1_3	e6rbgA01	A: a/b three-layered sandwiches	X: Rossmann-like	H: all-alpha NTP pyrophosphatases	T: Hypothetical protein AF_0060	F: RNA_pol_Rpb1_3	ECOD (v294.1)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D, E A, B, C, D, E, F, G, H	Chain length determinant protein	protein tyrosine kinase activity catalytic activity, acting on a protein kinase activity protein kinase activity transferase activity catalytic activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups	lipopolysaccharide biosynthetic process carbohydrate derivative biosynthetic process carbohydrate metabolic process polysaccharide biosynthetic process carbohydrate biosynthetic process liposaccharide metabolic process lipid biosynthetic process carbohydrate derivative metabolic process primary metabolic process macromolecule biosynthetic process lipopolysaccharide metabolic process polysaccharide metabolic process biosynthetic process metabolic process lipopolysaccharide biosynthetic process carbohydrate derivative biosynthetic process carbohydrate metabolic process polysaccharide biosynthetic process carbohydrate biosynthetic process liposaccharide metabolic process lipid biosynthetic process carbohydrate derivative metabolic process primary metabolic process macromolecule biosynthetic process lipopolysaccharide metabolic process polysaccharide metabolic process biosynthetic process metabolic process cellular process macromolecule metabolic process lipid metabolic process	cell periphery cellular anatomical structure plasma membrane membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F, G, H	IPR050445	Bacterial polysaccharide biosynthesis and export	Family
A, B, C, D, E A, B, C, D, E, F, G, H	IPR003856	Polysaccharide chain length determinant, N-terminal domain	Domain

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B, C, D, E A, B, C, D, E, F, G, H	OPM	Transmembrane	Alpha-helical polytopic	LPS O-antigen chain length determinant protein	LPS O-antigen chain length determinant protein

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B, C, D, E A, B, C, D, E, F, G, H	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A, B, C, D, E A, B, C, D, E, F, G, H	MemProtMD	Annotated as membrane protein by MemProtMD

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B, C, D, E A, B, C, D, E, F, G, H	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Chain Length Determinant and Associated Proteins	WzzB co-polymerase component of the Wzy-dependent pathway

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.