Annotations: 4Y42

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
C	d4y42c1	All alpha proteins	lambda repressor-like DNA-binding domains	lambda repressor-like DNA-binding domains	automated matches	automated matches	(Serratia proteamaculans 568 ) [TaxId: 399741 ],	SCOPe (2.08)
C	d4y42c2	Alpha and beta proteins (a+b)	Cyanase C-terminal domain	Cyanase C-terminal domain	automated matches	automated matches	(Serratia proteamaculans 568 ) [TaxId: 399741 ],	SCOPe (2.08)
H	d4y42h1	All alpha proteins	lambda repressor-like DNA-binding domains	lambda repressor-like DNA-binding domains	automated matches	automated matches	(Serratia proteamaculans 568 ) [TaxId: 399741 ],	SCOPe (2.08)
H	d4y42h2	Alpha and beta proteins (a+b)	Cyanase C-terminal domain	Cyanase C-terminal domain	automated matches	automated matches	(Serratia proteamaculans 568 ) [TaxId: 399741 ],	SCOPe (2.08)
J	d4y42j1	All alpha proteins	lambda repressor-like DNA-binding domains	lambda repressor-like DNA-binding domains	automated matches	automated matches	(Serratia proteamaculans 568 ) [TaxId: 399741 ],	SCOPe (2.08)
J	d4y42j2	Alpha and beta proteins (a+b)	Cyanase C-terminal domain	Cyanase C-terminal domain	automated matches	automated matches	(Serratia proteamaculans 568 ) [TaxId: 399741 ],	SCOPe (2.08)
I	d4y42i1	All alpha proteins	lambda repressor-like DNA-binding domains	lambda repressor-like DNA-binding domains	automated matches	automated matches	(Serratia proteamaculans 568 ) [TaxId: 399741 ],	SCOPe (2.08)
I	d4y42i2	Alpha and beta proteins (a+b)	Cyanase C-terminal domain	Cyanase C-terminal domain	automated matches	automated matches	(Serratia proteamaculans 568 ) [TaxId: 399741 ],	SCOPe (2.08)
G	d4y42g1	All alpha proteins	lambda repressor-like DNA-binding domains	lambda repressor-like DNA-binding domains	automated matches	automated matches	(Serratia proteamaculans 568 ) [TaxId: 399741 ],	SCOPe (2.08)
G	d4y42g2	Alpha and beta proteins (a+b)	Cyanase C-terminal domain	Cyanase C-terminal domain	automated matches	automated matches	(Serratia proteamaculans 568 ) [TaxId: 399741 ],	SCOPe (2.08)
F	d4y42f1	All alpha proteins	lambda repressor-like DNA-binding domains	lambda repressor-like DNA-binding domains	automated matches	automated matches	(Serratia proteamaculans 568 ) [TaxId: 399741 ],	SCOPe (2.08)
F	d4y42f2	Alpha and beta proteins (a+b)	Cyanase C-terminal domain	Cyanase C-terminal domain	automated matches	automated matches	(Serratia proteamaculans 568 ) [TaxId: 399741 ],	SCOPe (2.08)
E	d4y42e1	All alpha proteins	lambda repressor-like DNA-binding domains	lambda repressor-like DNA-binding domains	automated matches	automated matches	(Serratia proteamaculans 568 ) [TaxId: 399741 ],	SCOPe (2.08)
E	d4y42e2	Alpha and beta proteins (a+b)	Cyanase C-terminal domain	Cyanase C-terminal domain	automated matches	automated matches	(Serratia proteamaculans 568 ) [TaxId: 399741 ],	SCOPe (2.08)
D	d4y42d1	All alpha proteins	lambda repressor-like DNA-binding domains	lambda repressor-like DNA-binding domains	automated matches	automated matches	(Serratia proteamaculans 568 ) [TaxId: 399741 ],	SCOPe (2.08)
D	d4y42d2	Alpha and beta proteins (a+b)	Cyanase C-terminal domain	Cyanase C-terminal domain	automated matches	automated matches	(Serratia proteamaculans 568 ) [TaxId: 399741 ],	SCOPe (2.08)
B	d4y42b1	All alpha proteins	lambda repressor-like DNA-binding domains	lambda repressor-like DNA-binding domains	automated matches	automated matches	(Serratia proteamaculans 568 ) [TaxId: 399741 ],	SCOPe (2.08)
B	d4y42b2	Alpha and beta proteins (a+b)	Cyanase C-terminal domain	Cyanase C-terminal domain	automated matches	automated matches	(Serratia proteamaculans 568 ) [TaxId: 399741 ],	SCOPe (2.08)
A	d4y42a1	All alpha proteins	lambda repressor-like DNA-binding domains	lambda repressor-like DNA-binding domains	automated matches	automated matches	(Serratia proteamaculans 568 ) [TaxId: 399741 ],	SCOPe (2.08)
A	d4y42a2	Alpha and beta proteins (a+b)	Cyanase C-terminal domain	Cyanase C-terminal domain	automated matches	automated matches	(Serratia proteamaculans 568 ) [TaxId: 399741 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
C	PRK02866	e4y42C2	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: PRK02866	ECOD (1.6)
C	Cyanate_lyase	e4y42C1	A: a+b duplicates or obligate multimers	X: MinE-like	H: Cyanase C-terminal domain (From Topology)	T: Cyanase C-terminal domain	F: Cyanate_lyase	ECOD (1.6)
H	PRK02866	e4y42H1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: PRK02866	ECOD (1.6)
H	Cyanate_lyase	e4y42H2	A: a+b duplicates or obligate multimers	X: MinE-like	H: Cyanase C-terminal domain (From Topology)	T: Cyanase C-terminal domain	F: Cyanate_lyase	ECOD (1.6)
J	PRK02866	e4y42J1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: PRK02866	ECOD (1.6)
J	Cyanate_lyase	e4y42J2	A: a+b duplicates or obligate multimers	X: MinE-like	H: Cyanase C-terminal domain (From Topology)	T: Cyanase C-terminal domain	F: Cyanate_lyase	ECOD (1.6)
I	PRK02866	e4y42I2	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: PRK02866	ECOD (1.6)
I	Cyanate_lyase	e4y42I1	A: a+b duplicates or obligate multimers	X: MinE-like	H: Cyanase C-terminal domain (From Topology)	T: Cyanase C-terminal domain	F: Cyanate_lyase	ECOD (1.6)
G	PRK02866	e4y42G1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: PRK02866	ECOD (1.6)
G	Cyanate_lyase	e4y42G2	A: a+b duplicates or obligate multimers	X: MinE-like	H: Cyanase C-terminal domain (From Topology)	T: Cyanase C-terminal domain	F: Cyanate_lyase	ECOD (1.6)
F	PRK02866	e4y42F1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: PRK02866	ECOD (1.6)
F	Cyanate_lyase	e4y42F2	A: a+b duplicates or obligate multimers	X: MinE-like	H: Cyanase C-terminal domain (From Topology)	T: Cyanase C-terminal domain	F: Cyanate_lyase	ECOD (1.6)
E	PRK02866	e4y42E1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: PRK02866	ECOD (1.6)
E	Cyanate_lyase	e4y42E2	A: a+b duplicates or obligate multimers	X: MinE-like	H: Cyanase C-terminal domain (From Topology)	T: Cyanase C-terminal domain	F: Cyanate_lyase	ECOD (1.6)
D	PRK02866	e4y42D1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: PRK02866	ECOD (1.6)
D	Cyanate_lyase	e4y42D2	A: a+b duplicates or obligate multimers	X: MinE-like	H: Cyanase C-terminal domain (From Topology)	T: Cyanase C-terminal domain	F: Cyanate_lyase	ECOD (1.6)
B	PRK02866	e4y42B1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: PRK02866	ECOD (1.6)
B	Cyanate_lyase	e4y42B2	A: a+b duplicates or obligate multimers	X: MinE-like	H: Cyanase C-terminal domain (From Topology)	T: Cyanase C-terminal domain	F: Cyanate_lyase	ECOD (1.6)
A	PRK02866	e4y42A1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: PRK02866	ECOD (1.6)
A	Cyanate_lyase	e4y42A2	A: a+b duplicates or obligate multimers	X: MinE-like	H: Cyanase C-terminal domain (From Topology)	T: Cyanase C-terminal domain	F: Cyanate_lyase	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C	1.10.260.40	Mainly Alpha	Orthogonal Bundle	434 Repressor (Amino-terminal Domain)	lambda repressor-like DNA-binding domains	CATH (4.3.0)
C	3.30.1160.10	Alpha Beta	2-Layer Sandwich	Cyanate Lyase	Chain: A, domain 2	CATH (4.3.0)
H	1.10.260.40	Mainly Alpha	Orthogonal Bundle	434 Repressor (Amino-terminal Domain)	lambda repressor-like DNA-binding domains	CATH (4.3.0)
H	3.30.1160.10	Alpha Beta	2-Layer Sandwich	Cyanate Lyase	Chain: A, domain 2	CATH (4.3.0)
J	1.10.260.40	Mainly Alpha	Orthogonal Bundle	434 Repressor (Amino-terminal Domain)	lambda repressor-like DNA-binding domains	CATH (4.3.0)
J	3.30.1160.10	Alpha Beta	2-Layer Sandwich	Cyanate Lyase	Chain: A, domain 2	CATH (4.3.0)
I	1.10.260.40	Mainly Alpha	Orthogonal Bundle	434 Repressor (Amino-terminal Domain)	lambda repressor-like DNA-binding domains	CATH (4.3.0)
I	3.30.1160.10	Alpha Beta	2-Layer Sandwich	Cyanate Lyase	Chain: A, domain 2	CATH (4.3.0)
G	1.10.260.40	Mainly Alpha	Orthogonal Bundle	434 Repressor (Amino-terminal Domain)	lambda repressor-like DNA-binding domains	CATH (4.3.0)
G	3.30.1160.10	Alpha Beta	2-Layer Sandwich	Cyanate Lyase	Chain: A, domain 2	CATH (4.3.0)
F	1.10.260.40	Mainly Alpha	Orthogonal Bundle	434 Repressor (Amino-terminal Domain)	lambda repressor-like DNA-binding domains	CATH (4.3.0)
F	3.30.1160.10	Alpha Beta	2-Layer Sandwich	Cyanate Lyase	Chain: A, domain 2	CATH (4.3.0)
E	1.10.260.40	Mainly Alpha	Orthogonal Bundle	434 Repressor (Amino-terminal Domain)	lambda repressor-like DNA-binding domains	CATH (4.3.0)
E	3.30.1160.10	Alpha Beta	2-Layer Sandwich	Cyanate Lyase	Chain: A, domain 2	CATH (4.3.0)
D	1.10.260.40	Mainly Alpha	Orthogonal Bundle	434 Repressor (Amino-terminal Domain)	lambda repressor-like DNA-binding domains	CATH (4.3.0)
D	3.30.1160.10	Alpha Beta	2-Layer Sandwich	Cyanate Lyase	Chain: A, domain 2	CATH (4.3.0)
B	1.10.260.40	Mainly Alpha	Orthogonal Bundle	434 Repressor (Amino-terminal Domain)	lambda repressor-like DNA-binding domains	CATH (4.3.0)
B	3.30.1160.10	Alpha Beta	2-Layer Sandwich	Cyanate Lyase	Chain: A, domain 2	CATH (4.3.0)
A	1.10.260.40	Mainly Alpha	Orthogonal Bundle	434 Repressor (Amino-terminal Domain)	lambda repressor-like DNA-binding domains	CATH (4.3.0)
A	3.30.1160.10	Alpha Beta	2-Layer Sandwich	Cyanate Lyase	Chain: A, domain 2	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	Cyanate hydratase	DNA binding binding nucleic acid binding hydro-lyase activity lyase activity cyanate hydratase activity catalytic activity carbon-oxygen lyase activity	-	-

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	IPR036581	Cyanate lyase, C-terminal domain superfamily	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	IPR008076	Cyanate hydratase	Family
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	IPR003712	Cyanate lyase, C-terminal	Domain
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	IPR048564	Cyanate hydratase, N-terminal domain	Domain
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	IPR010982	Lambda repressor-like, DNA-binding domain superfamily	Homologous Superfamily