Annotations: 4CHH

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Hemagglutinin	e4chhA1	A: alpha bundles	X: Outer membrane meander beta-barrels	H: Porins	T: Porin	F: Hemagglutinin	ECOD (develop294)
B	Peptidase_C1	e4chhB1	A: alpha bundles	X: Histone-like	H: Histone-related	T: AAA+ ATPase lid domain	F: Peptidase_C1	ECOD (develop294)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	PROTEIN INTERACTING WITH HSP90 1	-	RNA splicing RNA metabolic process primary metabolic process gene expression nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process nucleic acid biosynthetic process biosynthetic process metabolic process cellular process RNA processing RNA splicing RNA metabolic process primary metabolic process gene expression nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process nucleic acid biosynthetic process biosynthetic process metabolic process cellular process RNA processing macromolecule metabolic process regulation of protein stability biological regulation regulation of biological quality protein stabilization ribonucleoprotein complex biogenesis protein-containing complex organization small nucleolar ribonucleoprotein complex assembly protein-RNA complex assembly cellular component organization cellular component biogenesis protein-RNA complex organization cellular component assembly protein-containing complex assembly cellular component organization or biogenesis box C/D snoRNP assembly protein folding protein metabolic process protein maturation regulation of cellular component size regulation of cell size regulation of anatomical structure size rRNA processing ribosome biogenesis rRNA metabolic process mRNA processing mRNA metabolic process	protein-containing complex R2TP complex ribonucleoprotein complex cellular anatomical structure intracellular anatomical structure cytoplasm membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle