8A44 | pdb_00008a44

Plasmodium vivax Duffy binding protein region II bound the DARC ectodomain and monoclonal antibody DB1

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: CATH
SAbDab Antibody Annotation
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations
Protein Modification Annotation

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Duffy binding domain-like	8078551	3001914	SCOP2B (2022-06-29)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
C	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
D	Light Chain	IGKV1	Kappa	duffy binding protein	SAbDab (2025-11-28)
C	Heavy Chain	IGHV5	-	duffy binding protein	SAbDab (2025-11-28)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF05424	Duffy binding domain (Duffy_binding)	Duffy binding domain	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
D	Light chain of monoclonal antibody DB1	-	-	-
C	Heavy chain of monoclonal antibody DB1	-	-	-
B	Atypical chemokine receptor 1	C-C chemokine binding protein binding binding chemokine binding cytokine binding molecular transducer activity signaling receptor activity G protein-coupled receptor activity transmembrane signaling receptor activity	response to stimulus defense response response to stress inflammatory response cellular response to stimulus regulation of biological process regulation of cellular process cell surface receptor signaling pathway signaling biological regulation response to cytokine response to chemokine cytokine-mediated signaling pathway cellular response to chemokine response to stimulus defense response response to stress inflammatory response cellular response to stimulus regulation of biological process regulation of cellular process cell surface receptor signaling pathway signaling biological regulation response to cytokine response to chemokine cytokine-mediated signaling pathway cellular response to chemokine chemokine-mediated signaling pathway cell communication response to peptide response to chemical G protein-coupled receptor signaling pathway cellular process cellular response to cytokine stimulus signal transduction regulation of biosynthetic process multicellular organismal process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process regulation of chemokine production regulation of gene expression biosynthetic process regulation of cytokine production cytokine production chemokine production regulation of macromolecule biosynthetic process metabolic process regulation of multicellular organismal process macromolecule metabolic process regulation of metabolic process	membrane-bounded organelle intracellular anatomical structure early endosome endosome intracellular vesicle intracellular membrane-bounded organelle endomembrane system intracellular organelle cellular anatomical structure cytoplasmic vesicle organelle cytoplasm vesicle cell periphery membrane-bounded organelle intracellular anatomical structure early endosome endosome intracellular vesicle intracellular membrane-bounded organelle endomembrane system intracellular organelle cellular anatomical structure cytoplasmic vesicle organelle cytoplasm vesicle cell periphery plasma membrane membrane recycling endosome
A	Duffy binding protein	identical protein binding protein binding binding host cell surface binding host cell surface receptor binding	-	cellular anatomical structure membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B	IPR005384	Duffy antigen/chemokine receptor	Family
A	IPR043057	Erythrocyte binding antigen 175, C-terminal domain superfamily	Homologous Superfamily
A	IPR008602	Duffy-antigen binding domain	Domain
A	IPR021620	Erythrocyte binding antigen 175, C-terminal	Domain
A	IPR021015	Duffy-antigen binding, C-terminal	Domain
A	IPR042202	Duffy-antigen binding superfamily	Homologous Superfamily
A	IPR021032	Duffy-antigen binding, N-terminal	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
B	Pharos: Q16570	malaria psoriasis subependymal giant cell astrocytoma atypical teratoid rhabdoid tumor cystic fibrosis Emery-Dreifuss muscular dystrophy invasive ductal breast carcinoma myopathy pancreatic intraductal papillary-mucinous carcinoma pilocytic astrocytoma pterygium ulcerative colitis breast cancer Duchenne muscular dystrophy glioblastoma malaria psoriasis subependymal giant cell astrocytoma atypical teratoid rhabdoid tumor cystic fibrosis Emery-Dreifuss muscular dystrophy invasive ductal breast carcinoma myopathy pancreatic intraductal papillary-mucinous carcinoma pilocytic astrocytoma pterygium ulcerative colitis breast cancer Duchenne muscular dystrophy glioblastoma lung adenocarcinoma non-small cell lung carcinoma pancreatic intraductal papillary-mucinous neoplasm pituitary cancer Sjogren syndrome breast carcinoma ductal breast carcinoma in situ interstitial cystitis osteosarcoma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
B	TYS	Parent Component: TYR RESID: AA0172 PSI-MOD : O4'-sulfo-L-tyrosine MOD:00181

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.