Annotations: 5I7K

Crystal Structure of Human SPLUNC1 Dolphin Mutant D1 (G58A, S61A, G62E, G63D, G66D, I67T)

External Resource: Annotation

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

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	Gp7_helical	e5i7kB1	A: beta barrels	X: Transmembrane heme-binding four-helical bundle	H: Baseplate wedge protein gp7 helical domain	T: Baseplate wedge protein gp7 helical domain	F: Gp7_helical	ECOD (v294.2)
A	Gp7_helical	e5i7kA1	A: beta barrels	X: Transmembrane heme-binding four-helical bundle	H: Baseplate wedge protein gp7 helical domain	T: Baseplate wedge protein gp7 helical domain	F: Gp7_helical	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.15.10.10	Alpha Beta	Super Roll	Bactericidal permeability-increasing protein	domain 1	CATH (4.3.0)
A	3.15.10.10	Alpha Beta	Super Roll	Bactericidal permeability-increasing protein	domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF01273	LBP / BPI / CETP family, N-terminal domain (LBP_BPI_CETP)	LBP / BPI / CETP family, N-terminal domain	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	BPI fold-containing family A member 1	binding lipid binding	regulation of localization regulation of cellular process transport monoatomic ion transmembrane transport sodium ion transmembrane transport regulation of monoatomic ion transmembrane transport regulation of sodium ion transport regulation of sodium ion transmembrane transport metal ion transport monoatomic cation transmembrane transport localization monoatomic ion transport regulation of metal ion transport monoatomic cation transport regulation of localization regulation of cellular process transport monoatomic ion transmembrane transport sodium ion transmembrane transport regulation of monoatomic ion transmembrane transport regulation of sodium ion transport regulation of sodium ion transmembrane transport metal ion transport monoatomic cation transmembrane transport localization monoatomic ion transport regulation of metal ion transport monoatomic cation transport regulation of biological process regulation of transport regulation of monoatomic ion transport biological regulation establishment of localization transmembrane transport regulation of transmembrane transport cellular process regulation of monoatomic cation transmembrane transport sodium ion transport immune response in gut-associated lymphoid tissue response to stimulus immune response immune response in nasopharyngeal-associated lymphoid tissue immune system process multicellular organismal process multicellular organismal-level homeostasis chemical homeostasis homeostatic process multicellular organismal-level chemical homeostasis surfactant homeostasis humoral immune response biological process involved in interspecies interaction between organisms response to other organism defense response defense response to symbiont response to external stimulus antimicrobial humoral response response to biotic stimulus antimicrobial humoral immune response mediated by antimicrobial peptide defense response to other organism response to stress response to external biotic stimulus cell aggregation biofilm formation biological process involved in intraspecies interaction between organisms regulation of single-species biofilm formation in or on host organism negative regulation of biological process single-species biofilm formation in or on host organism single-species biofilm formation negative regulation of single-species biofilm formation in or on host organism adhesion of symbiont to host biological process involved in interaction with host aggregation of unicellular organisms biological process involved in symbiotic interaction negative regulation of single-species biofilm formation regulation of single-species biofilm formation negative regulation of cellular process regulation of biological process involved in symbiotic interaction antibacterial humoral response defense response to bacterium response to bacterium innate immune response regulation of body fluid levels multicellular organismal-level water homeostasis regulation of biological quality defense response to virus response to virus	cellular anatomical structure extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR017943	Bactericidal permeability-increasing protein, alpha/beta domain superfamily	Homologous Superfamily
A, B	IPR017942	Lipid-binding serum glycoprotein, N-terminal	Domain
A, B	IPR051902	BPI fold-containing superfamily member	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	: Q9NP55	alcohol-related birth defect fetal alcohol spectrum disorder fetal alcohol syndrome Alcohol Related Neurodevelopmental Disorder diabetes mellitus head and neck cancer lung carcinoma ovarian cancer large cell medulloblastoma non-small cell lung carcinoma partial fetal alcohol syndrome chronic obstructive pulmonary disease lung adenocarcinoma osteosarcoma pituitary cancer

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B	OPM	Monotopic/peripheral	Alpha + Beta monotopic/peripheral	Bactericidal permeability increasing protein family	Bactericidal permeability increasing protein family

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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.