Annotations: 1OVA

Domain Annotation: SCOP/SCOPe Classification SCOP Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1ovaa_	Multi-domain proteins (alpha and beta)	Serpins	Serpins	Serpins	Ovalbumin	chicken (Gallus gallus ) [TaxId: 9031 ],	SCOPe (2.08)
B	d1ovab_	Multi-domain proteins (alpha and beta)	Serpins	Serpins	Serpins	Ovalbumin	chicken (Gallus gallus ) [TaxId: 9031 ],	SCOPe (2.08)
C	d1ovac_	Multi-domain proteins (alpha and beta)	Serpins	Serpins	Serpins	Ovalbumin	chicken (Gallus gallus ) [TaxId: 9031 ],	SCOPe (2.08)
D	d1ovad_	Multi-domain proteins (alpha and beta)	Serpins	Serpins	Serpins	Ovalbumin	chicken (Gallus gallus ) [TaxId: 9031 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Serpins	8034974	3001563	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Serpins	8034974	3001563	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Serpins	8034974	3001563	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Serpins	8034974	3001563	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	PF00079	e1ovaA1	A: a+b complex topology	X: Serpins (From Topology)	H: Serpins (From Topology)	T: Serpins	F: PF00079	ECOD (1.6)
B	PF00079	e1ovaB1	A: a+b complex topology	X: Serpins (From Topology)	H: Serpins (From Topology)	T: Serpins	F: PF00079	ECOD (1.6)
C	PF00079	e1ovaC1	A: a+b complex topology	X: Serpins (From Topology)	H: Serpins (From Topology)	T: Serpins	F: PF00079	ECOD (1.6)
D	PF00079	e1ovaD1	A: a+b complex topology	X: Serpins (From Topology)	H: Serpins (From Topology)	T: Serpins	F: PF00079	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.30.39.10	Mainly Beta	Roll	Alpha-1-antitrypsin	domain 1	CATH (4.3.0)
A	3.30.497.10	Alpha Beta	2-Layer Sandwich	Antithrombin	Chain I, domain 2	CATH (4.3.0)
B	2.30.39.10	Mainly Beta	Roll	Alpha-1-antitrypsin	domain 1	CATH (4.3.0)
B	3.30.497.10	Alpha Beta	2-Layer Sandwich	Antithrombin	Chain I, domain 2	CATH (4.3.0)
C	2.30.39.10	Mainly Beta	Roll	Alpha-1-antitrypsin	domain 1	CATH (4.3.0)
C	3.30.497.10	Alpha Beta	2-Layer Sandwich	Antithrombin	Chain I, domain 2	CATH (4.3.0)
D	2.30.39.10	Mainly Beta	Roll	Alpha-1-antitrypsin	domain 1	CATH (4.3.0)
D	3.30.497.10	Alpha Beta	2-Layer Sandwich	Antithrombin	Chain I, domain 2	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00079	Serpin (serine protease inhibitor) (Serpin)	Serpin (serine protease inhibitor)	Structure is a multi-domain fold containing a bundle of helices and a beta sandwich.	Domain
B	PF00079	Serpin (serine protease inhibitor) (Serpin)	Serpin (serine protease inhibitor)	Structure is a multi-domain fold containing a bundle of helices and a beta sandwich.	Domain
C, D	PF00079	Serpin (serine protease inhibitor) (Serpin)	Serpin (serine protease inhibitor)	Structure is a multi-domain fold containing a bundle of helices and a beta sandwich.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	OVALBUMIN	cation binding ion binding binding calcium ion binding metal ion binding small molecule binding protein binding enzyme binding protease binding	chemical homeostasis homeostatic process monoatomic ion homeostasis response to organic substance response to stimulus response to hormone response to chemical response to endogenous stimulus response to estrogen response to ketone response to lipid response to progesterone response to oxygen-containing compound response to steroid hormone chemical homeostasis homeostatic process monoatomic ion homeostasis response to organic substance response to stimulus response to hormone response to chemical response to endogenous stimulus response to estrogen response to ketone response to lipid response to progesterone response to oxygen-containing compound response to steroid hormone response to organic cyclic compound localization transport monoatomic ion transport establishment of localization response to alcohol response to glucocorticoid response to corticosterone response to mineralocorticoid response to corticosteroid intracellular amino acid homeostasis cellular homeostasis intracellular chemical homeostasis developmental process multicellular organism development multicellular organismal process embryo development ending in birth or egg hatching anatomical structure development embryo development	membrane-bounded organelle organelle cellular anatomical entity vesicle phagolysosome intracellular anatomical structure lytic vacuole intracellular vesicle vacuole phagocytic vesicle intracellular membrane-bounded organelle intracellular organelle cytoplasmic vesicle secondary lysosome membrane-bounded organelle organelle cellular anatomical entity vesicle phagolysosome intracellular anatomical structure lytic vacuole intracellular vesicle vacuole phagocytic vesicle intracellular membrane-bounded organelle intracellular organelle cytoplasmic vesicle secondary lysosome cytoplasm endocytic vesicle lysosome cytosol early endosome endosome membrane-enclosed lumen endomembrane system intracellular organelle lumen organelle lumen endosome lumen early endosome lumen extracellular region extracellular space endoplasmic reticulum
B	OVALBUMIN	cation binding ion binding binding calcium ion binding metal ion binding small molecule binding protein binding enzyme binding protease binding	chemical homeostasis homeostatic process monoatomic ion homeostasis response to organic substance response to stimulus response to hormone response to chemical response to endogenous stimulus response to estrogen response to ketone response to lipid response to progesterone response to oxygen-containing compound response to steroid hormone chemical homeostasis homeostatic process monoatomic ion homeostasis response to organic substance response to stimulus response to hormone response to chemical response to endogenous stimulus response to estrogen response to ketone response to lipid response to progesterone response to oxygen-containing compound response to steroid hormone response to organic cyclic compound localization transport monoatomic ion transport establishment of localization response to alcohol response to glucocorticoid response to corticosterone response to mineralocorticoid response to corticosteroid intracellular amino acid homeostasis cellular homeostasis intracellular chemical homeostasis developmental process multicellular organism development multicellular organismal process embryo development ending in birth or egg hatching anatomical structure development embryo development	membrane-bounded organelle organelle cellular anatomical entity vesicle phagolysosome intracellular anatomical structure lytic vacuole intracellular vesicle vacuole phagocytic vesicle intracellular membrane-bounded organelle intracellular organelle cytoplasmic vesicle secondary lysosome membrane-bounded organelle organelle cellular anatomical entity vesicle phagolysosome intracellular anatomical structure lytic vacuole intracellular vesicle vacuole phagocytic vesicle intracellular membrane-bounded organelle intracellular organelle cytoplasmic vesicle secondary lysosome cytoplasm endocytic vesicle lysosome cytosol early endosome endosome membrane-enclosed lumen endomembrane system intracellular organelle lumen organelle lumen endosome lumen early endosome lumen extracellular region extracellular space endoplasmic reticulum
C, D	OVALBUMIN	cation binding ion binding binding calcium ion binding metal ion binding small molecule binding protein binding enzyme binding protease binding	chemical homeostasis homeostatic process monoatomic ion homeostasis response to organic substance response to stimulus response to hormone response to chemical response to endogenous stimulus response to estrogen response to ketone response to lipid response to progesterone response to oxygen-containing compound response to steroid hormone chemical homeostasis homeostatic process monoatomic ion homeostasis response to organic substance response to stimulus response to hormone response to chemical response to endogenous stimulus response to estrogen response to ketone response to lipid response to progesterone response to oxygen-containing compound response to steroid hormone response to organic cyclic compound localization transport monoatomic ion transport establishment of localization response to alcohol response to glucocorticoid response to corticosterone response to mineralocorticoid response to corticosteroid intracellular amino acid homeostasis cellular homeostasis intracellular chemical homeostasis developmental process multicellular organism development multicellular organismal process embryo development ending in birth or egg hatching anatomical structure development embryo development	membrane-bounded organelle organelle cellular anatomical entity vesicle phagolysosome intracellular anatomical structure lytic vacuole intracellular vesicle vacuole phagocytic vesicle intracellular membrane-bounded organelle intracellular organelle cytoplasmic vesicle secondary lysosome membrane-bounded organelle organelle cellular anatomical entity vesicle phagolysosome intracellular anatomical structure lytic vacuole intracellular vesicle vacuole phagocytic vesicle intracellular membrane-bounded organelle intracellular organelle cytoplasmic vesicle secondary lysosome cytoplasm endocytic vesicle lysosome cytosol early endosome endosome membrane-enclosed lumen endomembrane system intracellular organelle lumen organelle lumen endosome lumen early endosome lumen extracellular region extracellular space endoplasmic reticulum

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR023795	Serpin, conserved site	Conserved Site
A	IPR000215	Serpin family	Family
A	IPR036186	Serpin superfamily	Homologous Superfamily
A	IPR023796	Serpin domain	Domain
A	IPR042178	Serpin superfamily, domain 1	Homologous Superfamily
A	IPR042185	Serpin superfamily, domain 2	Homologous Superfamily
B	IPR023795	Serpin, conserved site	Conserved Site
B	IPR000215	Serpin family	Family
B	IPR036186	Serpin superfamily	Homologous Superfamily
B	IPR023796	Serpin domain	Domain
B	IPR042178	Serpin superfamily, domain 1	Homologous Superfamily
B	IPR042185	Serpin superfamily, domain 2	Homologous Superfamily
C, D	IPR023795	Serpin, conserved site	Conserved Site
C, D	IPR000215	Serpin family	Family
C, D	IPR036186	Serpin superfamily	Homologous Superfamily
C, D	IPR023796	Serpin domain	Domain
C, D	IPR042178	Serpin superfamily, domain 1	Homologous Superfamily
C, D	IPR042185	Serpin superfamily, domain 2	Homologous Superfamily

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A	ACE	RESID: AA0041 , AA0042 , AA0043 , AA0044 , AA0045 , AA0046 , AA0049 , AA0050 , AA0051 , AA0052 , AA0053 , AA0054 , AA0354 PSI-MOD : N-acetyl-L-alanine MOD:00050 , N-acetyl-L-aspartic acid MOD:00051 , N-acetyl-L-cysteine MOD:00052 , N-acetyl-S-archeol-cysteine MOD:00897 , N-acetyl-L-glutamic acid MOD:00053 , N-acetyl-L-glutamine MOD:00054 , N-acetylglycine MOD:00055 , N-acetyl-L-methionine MOD:00058 , N-acetyl-L-proline MOD:00059 , N-acetyl-L-serine MOD:00060 , N,O-diacetylated L-serine MOD:00648 , N-acetyl-L-threonine MOD:00061 , N-acetyl-L-tyrosine MOD:00062 , N-acetyl-L-valine MOD:00063 , N2-acetyl-L-arginine MOD:00359
A	SEP	Parent Component: SER RESID: AA0041 , AA0042 , AA0043 , AA0044 , AA0045 , AA0046 , AA0049 , AA0050 , AA0051 , AA0052 , AA0053 , AA0054 , AA0354 , AA0037 PSI-MOD : N-acetyl-L-alanine MOD:00050 , N-acetyl-L-aspartic acid MOD:00051 , N-acetyl-L-cysteine MOD:00052 , N-acetyl-S-archeol-cysteine MOD:00897 , N-acetyl-L-glutamic acid MOD:00053 , N-acetyl-L-glutamine MOD:00054 , N-acetylglycine MOD:00055 , N-acetyl-L-methionine MOD:00058 , N-acetyl-L-proline MOD:00059 , N-acetyl-L-serine MOD:00060 , N,O-diacetylated L-serine MOD:00648 , N-acetyl-L-threonine MOD:00061 , N-acetyl-L-tyrosine MOD:00062 , N-acetyl-L-valine MOD:00063 , N2-acetyl-L-arginine MOD:00359 , O-phospho-L-serine MOD:00046
B	ACE	RESID: AA0041 , AA0042 , AA0043 , AA0044 , AA0045 , AA0046 , AA0049 , AA0050 , AA0051 , AA0052 , AA0053 , AA0054 , AA0354 , AA0037 , AA0041 , AA0042 , AA0043 , AA0044 , AA0045 , AA0046 , AA0049 , AA0050 , AA0051 , AA0052 , AA0053 , AA0054 , AA0354 PSI-MOD : N-acetyl-L-alanine MOD:00050 , N-acetyl-L-aspartic acid MOD:00051 , N-acetyl-L-cysteine MOD:00052 , N-acetyl-S-archeol-cysteine MOD:00897 , N-acetyl-L-glutamic acid MOD:00053 , N-acetyl-L-glutamine MOD:00054 , N-acetylglycine MOD:00055 , N-acetyl-L-methionine MOD:00058 , N-acetyl-L-proline MOD:00059 , N-acetyl-L-serine MOD:00060 , N,O-diacetylated L-serine MOD:00648 , N-acetyl-L-threonine MOD:00061 , N-acetyl-L-tyrosine MOD:00062 , N-acetyl-L-valine MOD:00063 , N2-acetyl-L-arginine MOD:00359 , O-phospho-L-serine MOD:00046 , N-acetyl-L-alanine MOD:00050 , N-acetyl-L-aspartic acid MOD:00051 , N-acetyl-L-cysteine MOD:00052 , N-acetyl-S-archeol-cysteine MOD:00897 , N-acetyl-L-glutamic acid MOD:00053 , N-acetyl-L-glutamine MOD:00054 , N-acetylglycine MOD:00055 , N-acetyl-L-methionine MOD:00058 , N-acetyl-L-proline MOD:00059 , N-acetyl-L-serine MOD:00060 , N,O-diacetylated L-serine MOD:00648 , N-acetyl-L-threonine MOD:00061 , N-acetyl-L-tyrosine MOD:00062 , N-acetyl-L-valine MOD:00063 , N2-acetyl-L-arginine MOD:00359
B	SEP	Parent Component: SER RESID: AA0041 , AA0042 , AA0043 , AA0044 , AA0045 , AA0046 , AA0049 , AA0050 , AA0051 , AA0052 , AA0053 , AA0054 , AA0354 , AA0037 , AA0041 , AA0042 , AA0043 , AA0044 , AA0045 , AA0046 , AA0049 , AA0050 , AA0051 , AA0052 , AA0053 , AA0054 , AA0354 , AA0037 PSI-MOD : N-acetyl-L-alanine MOD:00050 , N-acetyl-L-aspartic acid MOD:00051 , N-acetyl-L-cysteine MOD:00052 , N-acetyl-S-archeol-cysteine MOD:00897 , N-acetyl-L-glutamic acid MOD:00053 , N-acetyl-L-glutamine MOD:00054 , N-acetylglycine MOD:00055 , N-acetyl-L-methionine MOD:00058 , N-acetyl-L-proline MOD:00059 , N-acetyl-L-serine MOD:00060 , N,O-diacetylated L-serine MOD:00648 , N-acetyl-L-threonine MOD:00061 , N-acetyl-L-tyrosine MOD:00062 , N-acetyl-L-valine MOD:00063 , N2-acetyl-L-arginine MOD:00359 , O-phospho-L-serine MOD:00046 , N-acetyl-L-alanine MOD:00050 , N-acetyl-L-aspartic acid MOD:00051 , N-acetyl-L-cysteine MOD:00052 , N-acetyl-S-archeol-cysteine MOD:00897 , N-acetyl-L-glutamic acid MOD:00053 , N-acetyl-L-glutamine MOD:00054 , N-acetylglycine MOD:00055 , N-acetyl-L-methionine MOD:00058 , N-acetyl-L-proline MOD:00059 , N-acetyl-L-serine MOD:00060 , N,O-diacetylated L-serine MOD:00648 , N-acetyl-L-threonine MOD:00061 , N-acetyl-L-tyrosine MOD:00062 , N-acetyl-L-valine MOD:00063 , N2-acetyl-L-arginine MOD:00359 , O-phospho-L-serine MOD:00046
C, D	ACE	RESID: AA0041 , AA0042 , AA0043 , AA0044 , AA0045 , AA0046 , AA0049 , AA0050 , AA0051 , AA0052 , AA0053 , AA0054 , AA0354 , AA0037 , AA0041 , AA0042 , AA0043 , AA0044 , AA0045 , AA0046 , AA0049 , AA0050 , AA0051 , AA0052 , AA0053 , AA0054 , AA0354 , AA0037 , AA0041 , AA0042 , AA0043 , AA0044 , AA0045 , AA0046 , AA0049 , AA0050 , AA0051 , AA0052 , AA0053 , AA0054 , AA0354 PSI-MOD : N-acetyl-L-alanine MOD:00050 , N-acetyl-L-aspartic acid MOD:00051 , N-acetyl-L-cysteine MOD:00052 , N-acetyl-S-archeol-cysteine MOD:00897 , N-acetyl-L-glutamic acid MOD:00053 , N-acetyl-L-glutamine MOD:00054 , N-acetylglycine MOD:00055 , N-acetyl-L-methionine MOD:00058 , N-acetyl-L-proline MOD:00059 , N-acetyl-L-serine MOD:00060 , N,O-diacetylated L-serine MOD:00648 , N-acetyl-L-threonine MOD:00061 , N-acetyl-L-tyrosine MOD:00062 , N-acetyl-L-valine MOD:00063 , N2-acetyl-L-arginine MOD:00359 , O-phospho-L-serine MOD:00046 , N-acetyl-L-alanine MOD:00050 , N-acetyl-L-aspartic acid MOD:00051 , N-acetyl-L-cysteine MOD:00052 , N-acetyl-S-archeol-cysteine MOD:00897 , N-acetyl-L-glutamic acid MOD:00053 , N-acetyl-L-glutamine MOD:00054 , N-acetylglycine MOD:00055 , N-acetyl-L-methionine MOD:00058 , N-acetyl-L-proline MOD:00059 , N-acetyl-L-serine MOD:00060 , N,O-diacetylated L-serine MOD:00648 , N-acetyl-L-threonine MOD:00061 , N-acetyl-L-tyrosine MOD:00062 , N-acetyl-L-valine MOD:00063 , N2-acetyl-L-arginine MOD:00359 , O-phospho-L-serine MOD:00046 , N-acetyl-L-alanine MOD:00050 , N-acetyl-L-aspartic acid MOD:00051 , N-acetyl-L-cysteine MOD:00052 , N-acetyl-S-archeol-cysteine MOD:00897 , N-acetyl-L-glutamic acid MOD:00053 , N-acetyl-L-glutamine MOD:00054 , N-acetylglycine MOD:00055 , N-acetyl-L-methionine MOD:00058 , N-acetyl-L-proline MOD:00059 , N-acetyl-L-serine MOD:00060 , N,O-diacetylated L-serine MOD:00648 , N-acetyl-L-threonine MOD:00061 , N-acetyl-L-tyrosine MOD:00062 , N-acetyl-L-valine MOD:00063 , N2-acetyl-L-arginine MOD:00359

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.