4AY1 | pdb_00004ay1

Human YKL-39 is a pseudo-chitinase with retained chitooligosaccharide binding properties

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	(Trans)glycosidases	8099184	3000313	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Chitinase insertion domain	8101048	3000666	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	(Trans)glycosidases	8099184	3000313	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Chitinase insertion domain	8101048	3000666	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	(Trans)glycosidases	8099184	3000313	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	(Trans)glycosidases	8099184	3000313	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	(Trans)glycosidases	8099184	3000313	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Chitinase insertion domain	8101048	3000666	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	(Trans)glycosidases	8099184	3000313	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Chitinase insertion domain	8101048	3000666	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	(Trans)glycosidases	8099184	3000313	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	(Trans)glycosidases	8099184	3000313	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	(Trans)glycosidases	8099184	3000313	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	Chitinase insertion domain	8101048	3000666	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	(Trans)glycosidases	8099184	3000313	SCOP2B (2022-06-29)
F	SCOP2B Superfamily	(Trans)glycosidases	8099184	3000313	SCOP2B (2022-06-29)
F	SCOP2B Superfamily	Chitinase insertion domain	8101048	3000666	SCOP2B (2022-06-29)
F	SCOP2B Superfamily	(Trans)glycosidases	8099184	3000313	SCOP2B (2022-06-29)
G	SCOP2B Superfamily	Chitinase insertion domain	8101048	3000666	SCOP2B (2022-06-29)
G	SCOP2B Superfamily	(Trans)glycosidases	8099184	3000313	SCOP2B (2022-06-29)
G	SCOP2B Superfamily	(Trans)glycosidases	8099184	3000313	SCOP2B (2022-06-29)
H	SCOP2B Superfamily	Chitinase insertion domain	8101048	3000666	SCOP2B (2022-06-29)
H	SCOP2B Superfamily	(Trans)glycosidases	8099184	3000313	SCOP2B (2022-06-29)
H	SCOP2B Superfamily	(Trans)glycosidases	8099184	3000313	SCOP2B (2022-06-29)
I	SCOP2B Superfamily	(Trans)glycosidases	8099184	3000313	SCOP2B (2022-06-29)
I	SCOP2B Superfamily	(Trans)glycosidases	8099184	3000313	SCOP2B (2022-06-29)
I	SCOP2B Superfamily	Chitinase insertion domain	8101048	3000666	SCOP2B (2022-06-29)
J	SCOP2 Family	Type II chitinase	8099183	4003194	SCOP2 (2022-06-29)
J	SCOP2 Family	Chitinase insertion domain	8101047	4001072	SCOP2 (2022-06-29)
J	SCOP2 Superfamily	(Trans)glycosidases	8099184	3000313	SCOP2 (2022-06-29)
J	SCOP2 Superfamily	Chitinase insertion domain	8101048	3000666	SCOP2 (2022-06-29)
K	SCOP2B Superfamily	(Trans)glycosidases	8099184	3000313	SCOP2B (2022-06-29)
K	SCOP2B Superfamily	(Trans)glycosidases	8099184	3000313	SCOP2B (2022-06-29)
K	SCOP2B Superfamily	Chitinase insertion domain	8101048	3000666	SCOP2B (2022-06-29)
L	SCOP2B Superfamily	Chitinase insertion domain	8101048	3000666	SCOP2B (2022-06-29)
L	SCOP2B Superfamily	(Trans)glycosidases	8099184	3000313	SCOP2B (2022-06-29)
L	SCOP2B Superfamily	(Trans)glycosidases	8099184	3000313	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	RNA_pol_Rpb4	e4ay1A1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: SH3	T: SH3	F: RNA_pol_Rpb4	ECOD (v294.1)
B	V-set	e4ay1B1	A: a/b three-layered sandwiches	X: beta-Grasp	H: HTH	T: winged helix domain	F: V-set	ECOD (v294.1)
C	V-set	e4ay1C1	A: a/b three-layered sandwiches	X: beta-Grasp	H: HTH	T: winged helix domain	F: V-set	ECOD (v294.1)
D	V-set	e4ay1D1	A: a/b three-layered sandwiches	X: beta-Grasp	H: HTH	T: winged helix domain	F: V-set	ECOD (v294.1)
E	V-set	e4ay1E1	A: a/b three-layered sandwiches	X: beta-Grasp	H: HTH	T: winged helix domain	F: V-set	ECOD (v294.1)
F	V-set	e4ay1F1	A: a/b three-layered sandwiches	X: beta-Grasp	H: HTH	T: winged helix domain	F: V-set	ECOD (v294.1)
G	V-set	e4ay1G1	A: a/b three-layered sandwiches	X: beta-Grasp	H: HTH	T: winged helix domain	F: V-set	ECOD (v294.1)
H	V-set	e4ay1H1	A: a/b three-layered sandwiches	X: beta-Grasp	H: HTH	T: winged helix domain	F: V-set	ECOD (v294.1)
I	V-set	e4ay1I1	A: a/b three-layered sandwiches	X: beta-Grasp	H: HTH	T: winged helix domain	F: V-set	ECOD (v294.1)
J	V-set	e4ay1J1	A: a/b three-layered sandwiches	X: beta-Grasp	H: HTH	T: winged helix domain	F: V-set	ECOD (v294.1)
K	V-set	e4ay1K1	A: a/b three-layered sandwiches	X: beta-Grasp	H: HTH	T: winged helix domain	F: V-set	ECOD (v294.1)
L	V-set	e4ay1L1	A: a/b three-layered sandwiches	X: beta-Grasp	H: HTH	T: winged helix domain	F: V-set	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (4.3.0)
A	3.10.50.10	Alpha Beta	Roll	Chitinase A	domain 3	CATH (4.3.0)
B	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (4.3.0)
B	3.10.50.10	Alpha Beta	Roll	Chitinase A	domain 3	CATH (4.3.0)
C	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (4.3.0)
C	3.10.50.10	Alpha Beta	Roll	Chitinase A	domain 3	CATH (4.3.0)
D	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (4.3.0)
D	3.10.50.10	Alpha Beta	Roll	Chitinase A	domain 3	CATH (4.3.0)
E	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (4.3.0)
E	3.10.50.10	Alpha Beta	Roll	Chitinase A	domain 3	CATH (4.3.0)
F	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (4.3.0)
F	3.10.50.10	Alpha Beta	Roll	Chitinase A	domain 3	CATH (4.3.0)
G	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (4.3.0)
G	3.10.50.10	Alpha Beta	Roll	Chitinase A	domain 3	CATH (4.3.0)
H	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (4.3.0)
H	3.10.50.10	Alpha Beta	Roll	Chitinase A	domain 3	CATH (4.3.0)
I	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (4.3.0)
I	3.10.50.10	Alpha Beta	Roll	Chitinase A	domain 3	CATH (4.3.0)
J	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (4.3.0)
J	3.10.50.10	Alpha Beta	Roll	Chitinase A	domain 3	CATH (4.3.0)
K	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (4.3.0)
K	3.10.50.10	Alpha Beta	Roll	Chitinase A	domain 3	CATH (4.3.0)
L	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (4.3.0)
L	3.10.50.10	Alpha Beta	Roll	Chitinase A	domain 3	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	PF00704	Glycosyl hydrolases family 18 (Glyco_hydro_18)	Glycosyl hydrolases family 18		Domain

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, K, L	CHITINASE-3-LIKE PROTEIN 2	binding carbohydrate binding chitin binding carbohydrate derivative binding hydrolase activity catalytic activity	carbohydrate derivative catabolic process catabolic process carbohydrate derivative metabolic process chitin metabolic process aminoglycan catabolic process macromolecule catabolic process glucosamine-containing compound catabolic process amino sugar catabolic process aminoglycan metabolic process amino sugar metabolic process metabolic process cellular process macromolecule metabolic process chitin catabolic process carbohydrate derivative catabolic process catabolic process carbohydrate derivative metabolic process chitin metabolic process aminoglycan catabolic process macromolecule catabolic process glucosamine-containing compound catabolic process amino sugar catabolic process aminoglycan metabolic process amino sugar metabolic process metabolic process cellular process macromolecule metabolic process chitin catabolic process carbohydrate metabolic process primary metabolic process	cellular anatomical structure extracellular region

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, K, L	IPR011583	Chitinase II/V-like, catalytic domain	Domain
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR029070	Chitinase insertion domain superfamily	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR050314	Glycosyl hydrolase family 18	Family
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR017853	Glycoside hydrolase superfamily	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR001223	Glycoside hydrolase family 18, catalytic domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	Pharos: Q15782	chronic obstructive pulmonary disease breast cancer glioblastoma lung adenocarcinoma malignant ependymoma non-small cell lung carcinoma psoriasis head and neck cancer lung cancer malignant glioma osteosarcoma tuberculosis cutaneous lupus erythematosus interstitial cystitis lung carcinoma chronic obstructive pulmonary disease breast cancer glioblastoma lung adenocarcinoma malignant ependymoma non-small cell lung carcinoma psoriasis head and neck cancer lung cancer malignant glioma osteosarcoma tuberculosis cutaneous lupus erythematosus interstitial cystitis lung carcinoma malignant mesothelioma pilocytic astrocytoma ulcerative colitis

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.id_divider{ color: #ccc; padding: 0 10px 0 10px; } .extended_id_info{ color: #ccc; font-size: 18px; position: relative; top: -10px; left: 4px; } 4AY1 | pdb_00004ay1

Human YKL-39 is a pseudo-chitinase with retained chitooligosaccharide binding properties

External Resource: Annotation

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Domain Annotation: ECOD Classification ECOD Database Homepage

Domain Annotation: CATH CATH Database Homepage

Protein Family Annotation Pfam Database Homepage

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

InterPro: Protein Family Classification InterPro Database Homepage

Pharos: Disease Associations Pharos Homepage Annotation

4AY1 | pdb_00004ay1