3G7V | pdb_00003g7v

Islet Amyloid Polypeptide (IAPP or Amylin) fused to Maltose Binding Protein

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	Type 2 solute binding protein-like	8058187	3000083	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Type 2 solute binding protein-like	8058187	3000083	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Type 2 solute binding protein-like	8058187	3000083	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Type 2 solute binding protein-like	8058187	3000083	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	SBP_bac_1	e3g7vA1	A: a/b three-layered sandwiches	X: jelly-roll	H: Periplasmic binding protein-like II	T: Periplasmic binding protein-like II	F: SBP_bac_1	ECOD (v294.1)
B	SBP_bac_1	e3g7vB1	A: a/b three-layered sandwiches	X: amino-terminal domain of OmpATb	H: amino-terminal domain of OmpATb	T: amino-terminal domain of OmpATb	F: SBP_bac_1	ECOD (v294.1)
C	SBP_bac_1	e3g7vC1	A: a/b three-layered sandwiches	X: amino-terminal domain of OmpATb	H: amino-terminal domain of OmpATb	T: amino-terminal domain of OmpATb	F: SBP_bac_1	ECOD (v294.1)
D	SBP_bac_1	e3g7vD1	A: a/b three-layered sandwiches	X: amino-terminal domain of OmpATb	H: amino-terminal domain of OmpATb	T: amino-terminal domain of OmpATb	F: SBP_bac_1	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	6.10.250.2190	Special	Helix non-globular	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)
B	3.40.190.10	Alpha Beta	3-Layer(aba) Sandwich	D-Maltodextrin-Binding Protein	domain 2	CATH (4.3.0)
C	3.40.190.10	Alpha Beta	3-Layer(aba) Sandwich	D-Maltodextrin-Binding Protein	domain 2	CATH (4.3.0)
D	3.40.190.10	Alpha Beta	3-Layer(aba) Sandwich	D-Maltodextrin-Binding Protein	domain 2	CATH (4.3.0)
D	6.10.250.2190	Special	Helix non-globular	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF01547	Bacterial extracellular solute-binding protein (SBP_bac_1)	Bacterial extracellular solute-binding protein	-	Family
A, B, C, D	PF00214	Calcitonin / CGRP / IAPP family (Calc_CGRP_IAPP)	Calcitonin / CGRP / IAPP family	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Maltose-binding periplasmic protein, Islet amyloid polypeptide fusion protein	transporter activity carbohydrate transmembrane transporter activity transmembrane transporter activity oligosaccharide binding binding disaccharide binding carbohydrate binding maltose binding protein binding signaling receptor binding amyloid-beta binding peptide binding molecular function activator activity molecular function regulator activity transporter activity carbohydrate transmembrane transporter activity transmembrane transporter activity oligosaccharide binding binding disaccharide binding carbohydrate binding maltose binding protein binding signaling receptor binding amyloid-beta binding peptide binding molecular function activator activity molecular function regulator activity signaling receptor regulator activity receptor ligand activity signaling receptor activator activity hormone activity lipid binding identical protein binding	cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process cell chemotaxis chemotaxis response to external stimulus cellular response to chemical stimulus taxis response to chemical cell migration cell motility cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process cell chemotaxis chemotaxis response to external stimulus cellular response to chemical stimulus taxis response to chemical cell migration cell motility locomotion localization transport carbohydrate transport oligosaccharide transport disaccharide transport establishment of localization maltose transport polysaccharide localization dextrin transport macromolecule localization maltodextrin transmembrane transport polysaccharide transport response to disaccharide response to oxygen-containing compound detection of maltose stimulus detection of stimulus response to carbohydrate detection of chemical stimulus detection of disaccharide stimulus response to maltose detection of carbohydrate stimulus positive regulation of cell communication regulation of cellular process positive regulation of signal transduction signaling positive regulation of biological process regulation of signal transduction intracellular signal transduction cell communication positive regulation of response to stimulus regulation of intracellular signal transduction intracellular signaling cassette regulation of calcium-mediated signaling positive regulation of calcium-mediated signaling signal transduction positive regulation of cellular process regulation of biological process regulation of signaling biological regulation positive regulation of intracellular signal transduction regulation of response to stimulus calcium-mediated signaling regulation of cell communication positive regulation of signaling apoptotic process cell death programmed cell death positive regulation of programmed cell death regulation of apoptotic process regulation of programmed cell death positive regulation of apoptotic process behavior multicellular organismal process eating behavior feeding behavior cell-cell signaling amylin receptor 1 signaling pathway amylin receptor signaling pathway calcitonin family receptor signaling pathway G protein-coupled receptor signaling pathway regulation of cellular component organization negative regulation of cellular component organization protein-containing complex organization negative regulation of biological process regulation of cellular component biogenesis negative regulation of protein-containing complex assembly cellular component organization cellular component biogenesis regulation of protein-containing complex assembly cellular component assembly protein-containing complex assembly negative regulation of cellular process cellular component organization or biogenesis myeloid leukocyte differentiation regulation of leukocyte differentiation cellular developmental process regulation of developmental process cell development regulation of cell differentiation regulation of cell development regulation of osteoclast differentiation multicellular organism development cell differentiation osteoclast differentiation anatomical structure development regulation of immune system process regulation of multicellular organismal process negative regulation of cell differentiation negative regulation of hemopoiesis developmental process regulation of multicellular organismal development negative regulation of leukocyte differentiation hemopoiesis regulation of myeloid cell differentiation negative regulation of developmental process regulation of myeloid leukocyte differentiation negative regulation of myeloid cell differentiation negative regulation of osteoclast differentiation negative regulation of myeloid leukocyte differentiation negative regulation of cell development myeloid cell differentiation negative regulation of immune system process immune system process regulation of hemopoiesis negative regulation of multicellular organismal process leukocyte differentiation positive regulation of MAPK cascade regulation of MAPK cascade MAPK cascade negative regulation of tissue remodeling homeostatic process negative regulation of bone remodeling regulation of bone remodeling tissue homeostasis regulation of tissue remodeling regulation of bone resorption bone resorption negative regulation of bone resorption multicellular organismal-level homeostasis tissue remodeling bone remodeling anatomical structure homeostasis amylin receptor 2 signaling pathway system process sensory perception nervous system process sensory perception of pain positive regulation of cAMP/PKA signal transduction cAMP/PKA signal transduction regulation of cAMP/PKA signal transduction negative regulation of amyloid fibril formation regulation of amyloid fibril formation amyloid fibril formation regulation of primary metabolic process negative regulation of supramolecular fiber organization protein metabolic process negative regulation of protein metabolic process negative regulation of macromolecule metabolic process regulation of protein metabolic process negative regulation of metabolic process primary metabolic process regulation of macromolecule metabolic process regulation of supramolecular fiber organization metabolic process macromolecule metabolic process supramolecular fiber organization regulation of metabolic process amylin receptor 3 signaling pathway	ATPase dependent transmembrane transport complex protein-containing complex plasma membrane protein complex membrane plasma membrane membrane protein complex transporter complex ATP-binding cassette (ABC) transporter complex cell periphery cellular anatomical structure transmembrane transporter complex ATP-binding cassette (ABC) transporter complex, substrate-binding subunit-containing maltose transport complex extracellular region ATPase dependent transmembrane transport complex protein-containing complex plasma membrane protein complex membrane plasma membrane membrane protein complex transporter complex ATP-binding cassette (ABC) transporter complex cell periphery cellular anatomical structure transmembrane transporter complex ATP-binding cassette (ABC) transporter complex, substrate-binding subunit-containing maltose transport complex extracellular region periplasmic space outer membrane-bounded periplasmic space cell envelope somatodendritic compartment cell body neuronal cell body

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR006061	Solute-binding family 1, conserved site	Conserved Site
A, B, C, D	IPR006060	Maltose/Cyclodextrin ABC transporter, substrate-binding protein	Family
A, B, C, D	IPR006059	Bacterial-type extracellular solute-binding protein	Family
A, B, C, D	IPR018360	Calcitonin, conserved site	Conserved Site
A, B, C, D	IPR000443	Islet amyloid polypeptide	Family
A, B, C, D	IPR021117	Calcitonin-like	Family
A, B, C, D	IPR001693	Calcitonin peptide-like	Domain
A, B, C, D	IPR021116	Calcitonin/adrenomedullin	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C, D	Pharos: P10997	type 2 diabetes mellitus Diabetes Mellitus, Experimental gastric ulcer maturity-onset diabetes of the young pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia Alzheimer disease inborn carbohydrate metabolic disorder pancreatic intraductal papillary-mucinous carcinoma amyloidosis malignant pancreatic neoplasm pancreatic intraductal papillary-mucinous neoplasm

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), 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 R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.