Summary Structural details Experimental details Functional details Sequence Neighbor History Downloads

4Z78

Weak TCR binding to an unstable insulin epitope drives type 1 diabetes

Functional Information from GO Data

Chain	GOid	namespace	contents
B	0000139	cellular_component	Golgi membrane
B	0001913	biological_process	T cell mediated cytotoxicity
B	0001916	biological_process	positive regulation of T cell mediated cytotoxicity
B	0002237	biological_process	response to molecule of bacterial origin
B	0002474	biological_process	antigen processing and presentation of peptide antigen via MHC class I
B	0002481	biological_process	antigen processing and presentation of exogenous protein antigen via MHC class Ib, TAP-dependent
B	0002502	biological_process	peptide antigen assembly with MHC class I protein complex
B	0002503	biological_process	peptide antigen assembly with MHC class II protein complex
B	0002726	biological_process	positive regulation of T cell cytokine production
B	0005198	molecular_function	structural molecule activity
B	0005515	molecular_function	protein binding
B	0005576	cellular_component	extracellular region
B	0005615	cellular_component	extracellular space
B	0005765	cellular_component	lysosomal membrane
B	0005783	cellular_component	endoplasmic reticulum
B	0005788	cellular_component	endoplasmic reticulum lumen
B	0005794	cellular_component	Golgi apparatus
B	0005829	cellular_component	cytosol
B	0005886	cellular_component	plasma membrane
B	0005925	cellular_component	focal adhesion
B	0006826	biological_process	iron ion transport
B	0006879	biological_process	intracellular iron ion homeostasis
B	0006955	biological_process	immune response
B	0007608	biological_process	sensory perception of smell
B	0007611	biological_process	learning or memory
B	0009897	cellular_component	external side of plasma membrane
B	0009986	cellular_component	cell surface
B	0010977	biological_process	negative regulation of neuron projection development
B	0012507	cellular_component	ER to Golgi transport vesicle membrane
B	0016020	cellular_component	membrane
B	0019885	biological_process	antigen processing and presentation of endogenous peptide antigen via MHC class I
B	0019886	biological_process	antigen processing and presentation of exogenous peptide antigen via MHC class II
B	0023026	molecular_function	MHC class II protein complex binding
B	0030670	cellular_component	phagocytic vesicle membrane
B	0031901	cellular_component	early endosome membrane
B	0031902	cellular_component	late endosome membrane
B	0031905	cellular_component	early endosome lumen
B	0032092	biological_process	positive regulation of protein binding
B	0033077	biological_process	T cell differentiation in thymus
B	0034756	biological_process	regulation of iron ion transport
B	0035580	cellular_component	specific granule lumen
B	0042026	biological_process	protein refolding
B	0042605	molecular_function	peptide antigen binding
B	0042612	cellular_component	MHC class I protein complex
B	0042613	cellular_component	MHC class II protein complex
B	0042802	molecular_function	identical protein binding
B	0042803	molecular_function	protein homodimerization activity
B	0042824	cellular_component	MHC class I peptide loading complex
B	0045646	biological_process	regulation of erythrocyte differentiation
B	0048260	biological_process	positive regulation of receptor-mediated endocytosis
B	0050680	biological_process	negative regulation of epithelial cell proliferation
B	0050768	biological_process	negative regulation of neurogenesis
B	0050778	biological_process	positive regulation of immune response
B	0050870	biological_process	positive regulation of T cell activation
B	0051289	biological_process	protein homotetramerization
B	0055038	cellular_component	recycling endosome membrane
B	0060586	biological_process	multicellular organismal-level iron ion homeostasis
B	0070062	cellular_component	extracellular exosome
B	0071281	biological_process	cellular response to iron ion
B	0071283	biological_process	cellular response to iron(III) ion
B	0071316	biological_process	cellular response to nicotine
B	1900121	biological_process	negative regulation of receptor binding
B	1900122	biological_process	positive regulation of receptor binding
B	1904434	biological_process	positive regulation of ferrous iron binding
B	1904437	biological_process	positive regulation of transferrin receptor binding
B	1904724	cellular_component	tertiary granule lumen
B	1990000	biological_process	amyloid fibril formation
B	1990712	cellular_component	HFE-transferrin receptor complex
B	2000774	biological_process	positive regulation of cellular senescence
B	2000978	biological_process	negative regulation of forebrain neuron differentiation
E	0000139	cellular_component	Golgi membrane
E	0001913	biological_process	T cell mediated cytotoxicity
E	0001916	biological_process	positive regulation of T cell mediated cytotoxicity
E	0002237	biological_process	response to molecule of bacterial origin
E	0002474	biological_process	antigen processing and presentation of peptide antigen via MHC class I
E	0002481	biological_process	antigen processing and presentation of exogenous protein antigen via MHC class Ib, TAP-dependent
E	0002502	biological_process	peptide antigen assembly with MHC class I protein complex
E	0002503	biological_process	peptide antigen assembly with MHC class II protein complex
E	0002726	biological_process	positive regulation of T cell cytokine production
E	0005198	molecular_function	structural molecule activity
E	0005515	molecular_function	protein binding
E	0005576	cellular_component	extracellular region
E	0005615	cellular_component	extracellular space
E	0005765	cellular_component	lysosomal membrane
E	0005783	cellular_component	endoplasmic reticulum
E	0005788	cellular_component	endoplasmic reticulum lumen
E	0005794	cellular_component	Golgi apparatus
E	0005829	cellular_component	cytosol
E	0005886	cellular_component	plasma membrane
E	0005925	cellular_component	focal adhesion
E	0006826	biological_process	iron ion transport
E	0006879	biological_process	intracellular iron ion homeostasis
E	0006955	biological_process	immune response
E	0007608	biological_process	sensory perception of smell
E	0007611	biological_process	learning or memory
E	0009897	cellular_component	external side of plasma membrane
E	0009986	cellular_component	cell surface
E	0010977	biological_process	negative regulation of neuron projection development
E	0012507	cellular_component	ER to Golgi transport vesicle membrane
E	0016020	cellular_component	membrane
E	0019885	biological_process	antigen processing and presentation of endogenous peptide antigen via MHC class I
E	0019886	biological_process	antigen processing and presentation of exogenous peptide antigen via MHC class II
E	0023026	molecular_function	MHC class II protein complex binding
E	0030670	cellular_component	phagocytic vesicle membrane
E	0031901	cellular_component	early endosome membrane
E	0031902	cellular_component	late endosome membrane
E	0031905	cellular_component	early endosome lumen
E	0032092	biological_process	positive regulation of protein binding
E	0033077	biological_process	T cell differentiation in thymus
E	0034756	biological_process	regulation of iron ion transport
E	0035580	cellular_component	specific granule lumen
E	0042026	biological_process	protein refolding
E	0042605	molecular_function	peptide antigen binding
E	0042612	cellular_component	MHC class I protein complex
E	0042613	cellular_component	MHC class II protein complex
E	0042802	molecular_function	identical protein binding
E	0042803	molecular_function	protein homodimerization activity
E	0042824	cellular_component	MHC class I peptide loading complex
E	0045646	biological_process	regulation of erythrocyte differentiation
E	0048260	biological_process	positive regulation of receptor-mediated endocytosis
E	0050680	biological_process	negative regulation of epithelial cell proliferation
E	0050768	biological_process	negative regulation of neurogenesis
E	0050778	biological_process	positive regulation of immune response
E	0050870	biological_process	positive regulation of T cell activation
E	0051289	biological_process	protein homotetramerization
E	0055038	cellular_component	recycling endosome membrane
E	0060586	biological_process	multicellular organismal-level iron ion homeostasis
E	0070062	cellular_component	extracellular exosome
E	0071281	biological_process	cellular response to iron ion
E	0071283	biological_process	cellular response to iron(III) ion
E	0071316	biological_process	cellular response to nicotine
E	1900121	biological_process	negative regulation of receptor binding
E	1900122	biological_process	positive regulation of receptor binding
E	1904434	biological_process	positive regulation of ferrous iron binding
E	1904437	biological_process	positive regulation of transferrin receptor binding
E	1904724	cellular_component	tertiary granule lumen
E	1990000	biological_process	amyloid fibril formation
E	1990712	cellular_component	HFE-transferrin receptor complex
E	2000774	biological_process	positive regulation of cellular senescence
E	2000978	biological_process	negative regulation of forebrain neuron differentiation
H	0000139	cellular_component	Golgi membrane
H	0001913	biological_process	T cell mediated cytotoxicity
H	0001916	biological_process	positive regulation of T cell mediated cytotoxicity
H	0002237	biological_process	response to molecule of bacterial origin
H	0002474	biological_process	antigen processing and presentation of peptide antigen via MHC class I
H	0002481	biological_process	antigen processing and presentation of exogenous protein antigen via MHC class Ib, TAP-dependent
H	0002502	biological_process	peptide antigen assembly with MHC class I protein complex
H	0002503	biological_process	peptide antigen assembly with MHC class II protein complex
H	0002726	biological_process	positive regulation of T cell cytokine production
H	0005198	molecular_function	structural molecule activity
H	0005515	molecular_function	protein binding
H	0005576	cellular_component	extracellular region
H	0005615	cellular_component	extracellular space
H	0005765	cellular_component	lysosomal membrane
H	0005783	cellular_component	endoplasmic reticulum
H	0005788	cellular_component	endoplasmic reticulum lumen
H	0005794	cellular_component	Golgi apparatus
H	0005829	cellular_component	cytosol
H	0005886	cellular_component	plasma membrane
H	0005925	cellular_component	focal adhesion
H	0006826	biological_process	iron ion transport
H	0006879	biological_process	intracellular iron ion homeostasis
H	0006955	biological_process	immune response
H	0007608	biological_process	sensory perception of smell
H	0007611	biological_process	learning or memory
H	0009897	cellular_component	external side of plasma membrane
H	0009986	cellular_component	cell surface
H	0010977	biological_process	negative regulation of neuron projection development
H	0012507	cellular_component	ER to Golgi transport vesicle membrane
H	0016020	cellular_component	membrane
H	0019885	biological_process	antigen processing and presentation of endogenous peptide antigen via MHC class I
H	0019886	biological_process	antigen processing and presentation of exogenous peptide antigen via MHC class II
H	0023026	molecular_function	MHC class II protein complex binding
H	0030670	cellular_component	phagocytic vesicle membrane
H	0031901	cellular_component	early endosome membrane
H	0031902	cellular_component	late endosome membrane
H	0031905	cellular_component	early endosome lumen
H	0032092	biological_process	positive regulation of protein binding
H	0033077	biological_process	T cell differentiation in thymus
H	0034756	biological_process	regulation of iron ion transport
H	0035580	cellular_component	specific granule lumen
H	0042026	biological_process	protein refolding
H	0042605	molecular_function	peptide antigen binding
H	0042612	cellular_component	MHC class I protein complex
H	0042613	cellular_component	MHC class II protein complex
H	0042802	molecular_function	identical protein binding
H	0042803	molecular_function	protein homodimerization activity
H	0042824	cellular_component	MHC class I peptide loading complex
H	0045646	biological_process	regulation of erythrocyte differentiation
H	0048260	biological_process	positive regulation of receptor-mediated endocytosis
H	0050680	biological_process	negative regulation of epithelial cell proliferation
H	0050768	biological_process	negative regulation of neurogenesis
H	0050778	biological_process	positive regulation of immune response
H	0050870	biological_process	positive regulation of T cell activation
H	0051289	biological_process	protein homotetramerization
H	0055038	cellular_component	recycling endosome membrane
H	0060586	biological_process	multicellular organismal-level iron ion homeostasis
H	0070062	cellular_component	extracellular exosome
H	0071281	biological_process	cellular response to iron ion
H	0071283	biological_process	cellular response to iron(III) ion
H	0071316	biological_process	cellular response to nicotine
H	1900121	biological_process	negative regulation of receptor binding
H	1900122	biological_process	positive regulation of receptor binding
H	1904434	biological_process	positive regulation of ferrous iron binding
H	1904437	biological_process	positive regulation of transferrin receptor binding
H	1904724	cellular_component	tertiary granule lumen
H	1990000	biological_process	amyloid fibril formation
H	1990712	cellular_component	HFE-transferrin receptor complex
H	2000774	biological_process	positive regulation of cellular senescence
H	2000978	biological_process	negative regulation of forebrain neuron differentiation

Functional Information from PDB Data

site_id	AC1
Number of Residues	4
Details	binding site for residue EDO A 301

Chain	Residue
A	HIS3
A	LEU179
A	ARG181
A	LYS264

site_id	AC2
Number of Residues	5
Details	binding site for residue EDO A 302

Chain	Residue
A	GLU55
A	GLY56
A	TYR59
D	SO4303
D	HOH409

site_id	AC3
Number of Residues	5
Details	binding site for residue EDO A 303

Chain	Residue
A	ARG75
A	ARG79
A	ALA150
A	GLY151
A	GLU154

site_id	AC4
Number of Residues	8
Details	binding site for residue GOL A 304

Chain	Residue
A	TYR85
A	TYR118
A	ARG121
A	ASP122
A	ASP137
A	HOH410
A	HOH418
G	PRO57

site_id	AC5
Number of Residues	9
Details	binding site for residue GOL A 305

Chain	Residue
A	SER13
A	LEU78
A	ARG79
A	GLN82
A	GLY91
A	HIS93
A	TYR118
A	HOH424
A	HOH427

site_id	AC6
Number of Residues	10
Details	binding site for residue SO4 A 306

Chain	Residue
A	TRP204
A	LEU206
A	ARG234
A	GLN242
A	SO4308
A	HOH409
B	TYR10
B	SER11
B	HIS13
B	PRO14

site_id	AC7
Number of Residues	4
Details	binding site for residue SO4 A 307

Chain	Residue
A	ASP212
A	ILE213
A	THR214
A	HIS262

site_id	AC8
Number of Residues	6
Details	binding site for residue SO4 A 308

Chain	Residue
A	HIS188
A	THR190
A	TRP204
A	SO4306
B	PRO14
B	ARG97

site_id	AC9
Number of Residues	4
Details	binding site for residue SO4 A 309

Chain	Residue
A	GLU166
A	TRP167
A	ARG170
A	HOH403

site_id	AD1
Number of Residues	3
Details	binding site for residue EDO D 301

Chain	Residue
D	HIS188
E	ARG97
E	GOL101

site_id	AD2
Number of Residues	5
Details	binding site for residue GOL D 302

Chain	Residue
D	PHE8
D	ASP29
D	ASP30
E	PHE56
E	TYR63

site_id	AD3
Number of Residues	6
Details	binding site for residue SO4 D 303

Chain	Residue
A	GLY56
A	EDO302
D	TYR85
D	ARG121
D	ASP122
D	ASP137

site_id	AD4
Number of Residues	4
Details	binding site for residue SO4 D 304

Chain	Residue
D	PRO193
D	ARG194
G	ARG121
H	ILE1

site_id	AD5
Number of Residues	6
Details	binding site for residue SO4 D 305

Chain	Residue
D	HIS3
D	LEU179
D	LEU180
D	ARG181
D	PRO210
D	LYS264

site_id	AD6
Number of Residues	8
Details	binding site for residue SO4 D 306

Chain	Residue
D	GLY207
D	ALA236
D	ASP238
D	THR240
D	GLN242
D	HOH463
E	ARG12
E	HIS13

site_id	AD7
Number of Residues	11
Details	binding site for residue GOL E 101

Chain	Residue
D	LEU206
D	ARG234
D	GLN242
D	EDO301
E	TYR10
E	SER11
E	HIS13
E	PRO14
E	TRP95
E	ARG97
E	MET99

site_id	AD8
Number of Residues	7
Details	binding site for residue SO4 G 301

Chain	Residue
D	GLY151
D	GLU154
D	TYR155
G	ARG75
G	VAL76
G	ARG79
D	ALA150

site_id	AD9
Number of Residues	8
Details	binding site for residue EDO H 301

Chain	Residue
G	LEU206
G	ARG234
G	GLN242
H	TYR10
H	SER11
H	HIS13
H	HOH402
H	HOH405

site_id	AE1
Number of Residues	6
Details	binding site for residue GOL H 302

Chain	Residue
H	GLN8
H	VAL9
H	VAL93
H	LYS94
H	ASP96
H	MET99

site_id	AE2
Number of Residues	1
Details	binding site for residue GOL H 303

Chain	Residue
H	SER33

Functional Information from PROSITE/UniProt

site_id	PS00290
Number of Residues	7
Details	IG_MHC Immunoglobulins and major histocompatibility complex proteins signature. YTCHVHH

Chain	Residue	Details
A	TYR257-HIS263
B	TYR78-HIS84

Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	3
Details	MOD_RES: Pyrrolidone carboxylic acid; in form pI 5.3 => ECO:0000269\|PubMed:7554280

Chain	Residue	Details
B	GLN2
E	GLN2
H	GLN2

site_id	SWS_FT_FI2
Number of Residues	3
Details	CARBOHYD: N-linked (Glc) (glycation) isoleucine; in hemodialysis-associated amyloidosis => ECO:0000269\|PubMed:7918443

Chain	Residue	Details
B	ILE1
E	ILE1
H	ILE1

site_id	SWS_FT_FI3
Number of Residues	18
Details	CARBOHYD: N-linked (Glc) (glycation) lysine; in vitro => ECO:0000269\|PubMed:7918443

Chain	Residue	Details
B	LYS19
E	LYS58
E	LYS91
E	LYS94
H	LYS19
H	LYS41
H	LYS48
H	LYS58
H	LYS91
H	LYS94
B	LYS41
B	LYS48
B	LYS58
B	LYS91
B	LYS94
E	LYS19
E	LYS41
E	LYS48

		Sequence (fasta)
		PDBx/mmCIF
		PDBML format (no-atom)
		PDB format (full)
		Validation report (PDF)
		EDMap 2fo-fc (MTZ)