1C41

CRYSTAL STRUCTURES OF A PENTAMERIC FUNGAL AND AN ICOSAHEDRAL PLANT LUMAZINE SYNTHASE REVEALS THE STRUCTURAL BASIS FOR DIFFERENCES IN ASSEMBLY

External Resource: Annotation

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

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1c41a_	Alpha and beta proteins (a/b)	Lumazine synthase	Lumazine synthase	Lumazine synthase	Lumazine synthase	(Pyricularia grisea ) [TaxId: 148305 ],	SCOPe (2.08)
B	d1c41b_	Alpha and beta proteins (a/b)	Lumazine synthase	Lumazine synthase	Lumazine synthase	Lumazine synthase	(Pyricularia grisea ) [TaxId: 148305 ],	SCOPe (2.08)
C	d1c41c_	Alpha and beta proteins (a/b)	Lumazine synthase	Lumazine synthase	Lumazine synthase	Lumazine synthase	(Pyricularia grisea ) [TaxId: 148305 ],	SCOPe (2.08)
D	d1c41d_	Alpha and beta proteins (a/b)	Lumazine synthase	Lumazine synthase	Lumazine synthase	Lumazine synthase	(Pyricularia grisea ) [TaxId: 148305 ],	SCOPe (2.08)
E	d1c41e_	Alpha and beta proteins (a/b)	Lumazine synthase	Lumazine synthase	Lumazine synthase	Lumazine synthase	(Pyricularia grisea ) [TaxId: 148305 ],	SCOPe (2.08)
F	d1c41f_	Alpha and beta proteins (a/b)	Lumazine synthase	Lumazine synthase	Lumazine synthase	Lumazine synthase	(Pyricularia grisea ) [TaxId: 148305 ],	SCOPe (2.08)
G	d1c41g_	Alpha and beta proteins (a/b)	Lumazine synthase	Lumazine synthase	Lumazine synthase	Lumazine synthase	(Pyricularia grisea ) [TaxId: 148305 ],	SCOPe (2.08)
H	d1c41h_	Alpha and beta proteins (a/b)	Lumazine synthase	Lumazine synthase	Lumazine synthase	Lumazine synthase	(Pyricularia grisea ) [TaxId: 148305 ],	SCOPe (2.08)
I	d1c41i_	Alpha and beta proteins (a/b)	Lumazine synthase	Lumazine synthase	Lumazine synthase	Lumazine synthase	(Pyricularia grisea ) [TaxId: 148305 ],	SCOPe (2.08)
J	d1c41j_	Alpha and beta proteins (a/b)	Lumazine synthase	Lumazine synthase	Lumazine synthase	Lumazine synthase	(Pyricularia grisea ) [TaxId: 148305 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Lumazine synthase	8031653	4003586	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Lumazine synthase	8044031	3001085	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Lumazine synthase	8044031	3001085	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Lumazine synthase	8044031	3001085	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Lumazine synthase	8044031	3001085	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	Lumazine synthase	8044031	3001085	SCOP2B (2022-06-29)
F	SCOP2B Superfamily	Lumazine synthase	8044031	3001085	SCOP2B (2022-06-29)
G	SCOP2B Superfamily	Lumazine synthase	8044031	3001085	SCOP2B (2022-06-29)
H	SCOP2B Superfamily	Lumazine synthase	8044031	3001085	SCOP2B (2022-06-29)
I	SCOP2B Superfamily	Lumazine synthase	8044031	3001085	SCOP2B (2022-06-29)
J	SCOP2B Superfamily	Lumazine synthase	8044031	3001085	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)
A	DMRL_synthase	e1c41A1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Lumazine synthase	F: DMRL_synthase	ECOD (1.6)
B	DMRL_synthase	e1c41B1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Lumazine synthase	F: DMRL_synthase	ECOD (1.6)
C	DMRL_synthase	e1c41C1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Lumazine synthase	F: DMRL_synthase	ECOD (1.6)
D	DMRL_synthase	e1c41D1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Lumazine synthase	F: DMRL_synthase	ECOD (1.6)
E	DMRL_synthase	e1c41E1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Lumazine synthase	F: DMRL_synthase	ECOD (1.6)
F	DMRL_synthase	e1c41F1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Lumazine synthase	F: DMRL_synthase	ECOD (1.6)
G	DMRL_synthase	e1c41G1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Lumazine synthase	F: DMRL_synthase	ECOD (1.6)
H	DMRL_synthase	e1c41H1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Lumazine synthase	F: DMRL_synthase	ECOD (1.6)
I	DMRL_synthase	e1c41I1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Lumazine synthase	F: DMRL_synthase	ECOD (1.6)
J	DMRL_synthase	e1c41J1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Lumazine synthase	F: DMRL_synthase	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.960	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Lumazine/riboflavin synthase	CATH (4.3.0)
B	3.40.50.960	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Lumazine/riboflavin synthase	CATH (4.3.0)
C	3.40.50.960	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Lumazine/riboflavin synthase	CATH (4.3.0)
D	3.40.50.960	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Lumazine/riboflavin synthase	CATH (4.3.0)
E	3.40.50.960	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Lumazine/riboflavin synthase	CATH (4.3.0)
F	3.40.50.960	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Lumazine/riboflavin synthase	CATH (4.3.0)
G	3.40.50.960	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Lumazine/riboflavin synthase	CATH (4.3.0)
H	3.40.50.960	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Lumazine/riboflavin synthase	CATH (4.3.0)
I	3.40.50.960	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Lumazine/riboflavin synthase	CATH (4.3.0)
J	3.40.50.960	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Lumazine/riboflavin synthase	CATH (4.3.0)

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, I, J	LUMAZINE SYNTHASE	6,7-dimethyl-8-ribityllumazine synthase activity transferase activity transferase activity, transferring alkyl or aryl (other than methyl) groups catalytic activity	organonitrogen compound metabolic process water-soluble vitamin biosynthetic process small molecule biosynthetic process cellular biosynthetic process flavin-containing compound metabolic process cellular metabolic process organonitrogen compound biosynthetic process vitamin biosynthetic process riboflavin biosynthetic process vitamin metabolic process organic cyclic compound metabolic process flavin-containing compound biosynthetic process organic substance metabolic process biosynthetic process organic cyclic compound biosynthetic process organonitrogen compound metabolic process water-soluble vitamin biosynthetic process small molecule biosynthetic process cellular biosynthetic process flavin-containing compound metabolic process cellular metabolic process organonitrogen compound biosynthetic process vitamin biosynthetic process riboflavin biosynthetic process vitamin metabolic process organic cyclic compound metabolic process flavin-containing compound biosynthetic process organic substance metabolic process biosynthetic process organic cyclic compound biosynthetic process organic substance biosynthetic process metabolic process small molecule metabolic process cellular process water-soluble vitamin metabolic process riboflavin metabolic process	protein-containing complex catalytic complex riboflavin synthase complex transferase complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	IPR036467	Lumazine/riboflavin synthase superfamily	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	IPR034964	Lumazine synthase	Family
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	IPR002180	Lumazine/riboflavin synthase	Family

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.