1SPI

CRYSTAL STRUCTURE OF SPINACH CHLOROPLAST FRUCTOSE-1,6-BISPHOSPHATASE AT 2.8 ANGSTROMS RESOLUTION

External Resource: Annotation

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1spia_	Multi-domain proteins (alpha and beta)	Carbohydrate phosphatase	Carbohydrate phosphatase	Inositol monophosphatase/fructose-1,6-bisphosphatase-like	Fructose-1,6-bisphosphatase	spinach (Spinacia oleracea ) [TaxId: 3562 ],	SCOPe (2.08)
B	d1spib_	Multi-domain proteins (alpha and beta)	Carbohydrate phosphatase	Carbohydrate phosphatase	Inositol monophosphatase/fructose-1,6-bisphosphatase-like	Fructose-1,6-bisphosphatase	spinach (Spinacia oleracea ) [TaxId: 3562 ],	SCOPe (2.08)
C	d1spic_	Multi-domain proteins (alpha and beta)	Carbohydrate phosphatase	Carbohydrate phosphatase	Inositol monophosphatase/fructose-1,6-bisphosphatase-like	Fructose-1,6-bisphosphatase	spinach (Spinacia oleracea ) [TaxId: 3562 ],	SCOPe (2.08)
D	d1spid_	Multi-domain proteins (alpha and beta)	Carbohydrate phosphatase	Carbohydrate phosphatase	Inositol monophosphatase/fructose-1,6-bisphosphatase-like	Fructose-1,6-bisphosphatase	spinach (Spinacia oleracea ) [TaxId: 3562 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Inositol monophosphatase/fructose-1 6-bisphosphatase-like	8025090	4002766	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Carbohydrate phosphatase-like	8037469	3001721	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Carbohydrate phosphatase-like	8037469	3001721	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Carbohydrate phosphatase-like	8037469	3001721	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Carbohydrate phosphatase-like	8037469	3001721	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	FBPase_N	e1spiA1	A: a+b two layers	X: a+b domain in carbohydrate phosphatases (From Topology)	H: a+b domain in carbohydrate phosphatases (From Topology)	T: a+b domain in carbohydrate phosphatases	F: FBPase_N	ECOD (1.6)
A	FBPase_C	e1spiA2	A: a/b three-layered sandwiches	X: Rossmann-like domain in carbohydrate phosphatases (From Homology)	H: Rossmann-like domain in carbohydrate phosphatases	T: Rossmann-like domain in carbohydrate phosphatases	F: FBPase_C	ECOD (1.6)
B	FBPase_N	e1spiB1	A: a+b two layers	X: a+b domain in carbohydrate phosphatases (From Topology)	H: a+b domain in carbohydrate phosphatases (From Topology)	T: a+b domain in carbohydrate phosphatases	F: FBPase_N	ECOD (1.6)
B	FBPase_C	e1spiB2	A: a/b three-layered sandwiches	X: Rossmann-like domain in carbohydrate phosphatases (From Homology)	H: Rossmann-like domain in carbohydrate phosphatases	T: Rossmann-like domain in carbohydrate phosphatases	F: FBPase_C	ECOD (1.6)
C	FBPase_N	e1spiC1	A: a+b two layers	X: a+b domain in carbohydrate phosphatases (From Topology)	H: a+b domain in carbohydrate phosphatases (From Topology)	T: a+b domain in carbohydrate phosphatases	F: FBPase_N	ECOD (1.6)
C	FBPase_C	e1spiC2	A: a/b three-layered sandwiches	X: Rossmann-like domain in carbohydrate phosphatases (From Homology)	H: Rossmann-like domain in carbohydrate phosphatases	T: Rossmann-like domain in carbohydrate phosphatases	F: FBPase_C	ECOD (1.6)
D	FBPase_N	e1spiD1	A: a+b two layers	X: a+b domain in carbohydrate phosphatases (From Topology)	H: a+b domain in carbohydrate phosphatases (From Topology)	T: a+b domain in carbohydrate phosphatases	F: FBPase_N	ECOD (1.6)
D	FBPase_C	e1spiD2	A: a/b three-layered sandwiches	X: Rossmann-like domain in carbohydrate phosphatases (From Homology)	H: Rossmann-like domain in carbohydrate phosphatases	T: Rossmann-like domain in carbohydrate phosphatases	F: FBPase_C	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.540.10	Alpha Beta	2-Layer Sandwich	Fructose-1,6-Bisphosphatase	Chain A, domain 1	CATH (4.3.0)
A	3.40.190.80	Alpha Beta	3-Layer(aba) Sandwich	D-Maltodextrin-Binding Protein	domain 2	CATH (4.3.0)
B	3.30.540.10	Alpha Beta	2-Layer Sandwich	Fructose-1,6-Bisphosphatase	Chain A, domain 1	CATH (4.3.0)
B	3.40.190.80	Alpha Beta	3-Layer(aba) Sandwich	D-Maltodextrin-Binding Protein	domain 2	CATH (4.3.0)
C	3.30.540.10	Alpha Beta	2-Layer Sandwich	Fructose-1,6-Bisphosphatase	Chain A, domain 1	CATH (4.3.0)
C	3.40.190.80	Alpha Beta	3-Layer(aba) Sandwich	D-Maltodextrin-Binding Protein	domain 2	CATH (4.3.0)
D	3.30.540.10	Alpha Beta	2-Layer Sandwich	Fructose-1,6-Bisphosphatase	Chain A, domain 1	CATH (4.3.0)
D	3.40.190.80	Alpha Beta	3-Layer(aba) Sandwich	D-Maltodextrin-Binding Protein	domain 2	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF00316	Fructose-1-6-bisphosphatase, N-terminal domain (FBPase)	Fructose-1-6-bisphosphatase, N-terminal domain	This family represents the N-terminus of this protein family.	Domain
A, B, C, D	PF18913	Fructose-1-6-bisphosphatase, C-terminal domain (FBPase_C)	Fructose-1-6-bisphosphatase, C-terminal domain	This entry represents the C-terminal domain of Fructose-1-6-bisphosphatase enzymes. According to ECOD this domain has a Rossmann-like fold.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	FRUCTOSE 1,6-BISPHOSPHATASE	phosphoric ester hydrolase activity fructose 1,6-bisphosphate 1-phosphatase activity hydrolase activity, acting on ester bonds carbohydrate phosphatase activity phosphatase activity hydrolase activity catalytic activity sugar-phosphatase activity cation binding ion binding binding metal ion binding small molecule binding	carbohydrate metabolic process photosynthesis carbohydrate biosynthetic process cellular metabolic process photosynthesis, dark reaction primary metabolic process organic substance metabolic process biosynthetic process reductive pentose-phosphate cycle organic substance biosynthetic process metabolic process cellular process carbon fixation	membrane-bounded organelle intracellular organelle intracellular anatomical structure plastid organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle chloroplast

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR020548	Fructose-1,6-bisphosphatase, active site	Active Site
A, B, C, D	IPR033391	Fructose-1-6-bisphosphatase class I, N-terminal	Domain
A, B, C, D	IPR044015	Fructose-1-6-bisphosphatase class 1, C-terminal	Domain
A, B, C, D	IPR000146	Fructose-1,6-bisphosphatase class 1	Family
A, B, C, D	IPR028343	Fructose-1,6-bisphosphatase	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.