2IWG - JenaLib

Asym./Biol. Unit (Jmol Viewer)

Asym./Biol. Unit - sites (Jmol Viewer)

Title :   COMPLEX BETWEEN THE PRYSPRY DOMAIN OF TRIM21 AND IGG FC

Authors :   L. C. James, A. H. Keeble, D. A. Rhodes, J. Trowsdale

Date :   30 Jun 06 (Deposition) - 27 Mar 07 (Release) - 24 Feb 09 (Revision)

Method :   X-RAY DIFFRACTION

Resolution :   2.35

Chains :   Asym./Biol. Unit : A,B,D,E

Keywords :   Zinc, Rna-Binding, Zinc-Finger, Dna-Binding, Ribonucleoprotein, Immunoglobulin Domain, Immunoglobulin C Region, Systemic Lupus Erythematosus, Polymorphism, Glycoprotein, Metal-Binding (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )

Reference :   L. C. James, A. H. Keeble, Z. Khan, D. A. Rhodes, J. Trowsdale
Structural Basis For Pryspry-Mediated Tripartite Motif (Trim) Protein Function.
Proc. Natl. Acad. Sci. Usa V. 104 6200 2007
PubMed-ID: 17400754 | Reference-DOI: 10.1073/PNAS.0609174104

Molecule 1 - IG GAMMA-1 CHAIN C
	Chains	:	A, D
	Engineered	:	YES
	Expression System	:	ESCHERICHIA COLI
	Expression System Taxid	:	562
	Fragment	:	RESIDUES 120-326
	Organism Common	:	HUMAN
	Organism Scientific	:	HOMO SAPIENS
	Organism Taxid	:	9606
	Synonym	:	LJ1

Molecule 2 - 52 KDA RO PROTEIN
	Chains	:	B, E
	Engineered	:	YES
	Expression System	:	ESCHERICHIA COLI
	Expression System Taxid	:	562
	Fragment	:	RESIDUES 287-465
	Organism Common	:	HUMAN
	Organism Scientific	:	HOMO SAPIENS
	Organism Taxid	:	9606
	Synonym	:	LJ1, SJOEGREN SYNDROME TYPE A ANTIGEN, SS-A, RO, 52 KDA RIBONUCLEOPROTEIN AUTOANTIGEN RO/SS-A, TRIPARTITE MOTIF PROTEIN 21, RING FINGER PROTEIN 81

		1	2	3	4
Asymmetric/Biological Unit	:	A	B	D	E

Summary Information (see also Sequences/Alignments below)

Asymmetric/Biological Unit (4, 16)

No.	Name	Count	Type	Full Name
1	FU4	2	Ligand/Ion	2,6-ANHYDRO-1-DEOXY-D-GALACTITOL
2	GAL	2	Ligand/Ion	BETA-D-GALACTOSE
3	MAN	6	Ligand/Ion	ALPHA-D-MANNOSE
4	NAG	6	Ligand/Ion	N-ACETYL-D-GLUCOSAMINE

Asymmetric Unit (16, 16)

No.	Name	Evidence	Residues	Description
01	AC1	SOFTWARE	ASP A:265 , ASN A:297 , NAG A:1445 , FU4 A:1451	BINDING SITE FOR RESIDUE NAG A1444
02	AC2	SOFTWARE	PHE A:241 , NAG A:1444 , MAN A:1446 , MAN A:1447 , FU4 A:1451	BINDING SITE FOR RESIDUE NAG A1445
03	AC3	SOFTWARE	PHE A:241 , NAG A:1445 , MAN A:1447 , MAN A:1449 , HOH A:2045	BINDING SITE FOR RESIDUE MAN A1446
04	AC4	SOFTWARE	NAG A:1445 , MAN A:1446 , NAG A:1448 , FU4 A:1451 , HOH A:2047	BINDING SITE FOR RESIDUE MAN A1447
05	AC5	SOFTWARE	PHE A:243 , MAN A:1447 , GAL A:1450	BINDING SITE FOR RESIDUE NAG A1448
06	AC6	SOFTWARE	MAN A:1446	BINDING SITE FOR RESIDUE MAN A1449
07	AC7	SOFTWARE	PRO A:244 , PRO A:245 , GLU A:258 , THR A:260 , NAG A:1448	BINDING SITE FOR RESIDUE GAL A1450
08	AC8	SOFTWARE	NAG A:1444 , NAG A:1445 , MAN A:1447 , HOH A:2048	BINDING SITE FOR RESIDUE FU4 A1451
09	AC9	SOFTWARE	ASP D:265 , ASN D:297 , NAG D:1445 , FU4 D:1451	BINDING SITE FOR RESIDUE NAG D1444
10	BC1	SOFTWARE	PHE D:241 , NAG D:1444 , MAN D:1446 , MAN D:1447 , FU4 D:1451	BINDING SITE FOR RESIDUE NAG D1445
11	BC2	SOFTWARE	PHE D:241 , NAG D:1445 , MAN D:1447 , MAN D:1449	BINDING SITE FOR RESIDUE MAN D1446
12	BC3	SOFTWARE	NAG D:1445 , MAN D:1446 , NAG D:1448 , FU4 D:1451	BINDING SITE FOR RESIDUE MAN D1447
13	BC4	SOFTWARE	MAN D:1447 , GAL D:1450	BINDING SITE FOR RESIDUE NAG D1448
14	BC5	SOFTWARE	MAN D:1446	BINDING SITE FOR RESIDUE MAN D1449
15	BC6	SOFTWARE	PRO D:244 , GLU D:258 , THR D:260 , NAG D:1448	BINDING SITE FOR RESIDUE GAL D1450
16	BC7	SOFTWARE	NAG D:1444 , NAG D:1445 , MAN D:1447 , HOH D:2042	BINDING SITE FOR RESIDUE FU4 D1451

Asymmetric/Biological Unit

No.	Residues
1	A:261	-	A:321
2	A:367	-	A:425
3	D:261	-	D:321
4	D:367	-	D:425

Asymmetric/Biological Unit

No.	Residues
1	Tyr A:373	-	Pro A:374
2	Tyr B:110	-	Pro B:111
3	Tyr D:373	-	Pro D:374
4	Tyr E:110	-	Pro E:111

Asymmetric/Biological Unit (2, 4)

								dbSNP	PDB
No.	Source	Variant ID	Variant			UniProt ID	Status	ID	Chain	Variant
1	UniProt	VAR_003887	D	239	E	IGHG1_HUMAN	Polymorphism	---	A/D	D	356	E
2	UniProt	VAR_003888	L	241	M	IGHG1_HUMAN	Polymorphism	---	A/D	L	358	M

SNP/SAP Summary Statistics (UniProtKB/Swiss-Prot)

Asymmetric/Biological Unit (1, 2)

	PROSITE			UniProtKB		PDB
No.	ID	AC	Description	ID	Location	Count	Location
1	IG_MHC	PS00290	Immunoglobulins and major histocompatibility complex proteins signature.	IGHG1_HUMAN	81-87 306-312	2	- A:423-429 D:423-429

Asymmetric/Biological Unit (4, 8)

	ENSEMBL					UniProtKB			PDB
No.	Transcript ID	Exon	Exon ID	Genome Location	Length	ID	Location	Length	Count	Location	Length
1.1	ENST00000254436	1	ENSE00001120468	chr11:4414926-4414863	64	RO52_HUMAN	-	0	0	-	-
1.2	ENST00000254436	2	ENSE00000903567	chr11:4411688-4411232	457	RO52_HUMAN	1-136	136	0	-	-
1.3	ENST00000254436	3	ENSE00000903568	chr11:4410979-4410884	96	RO52_HUMAN	137-168	32	0	-	-
1.4	ENST00000254436	4	ENSE00000903569	chr11:4409760-4409530	231	RO52_HUMAN	169-245	77	0	-	-
1.5	ENST00000254436	5	ENSE00001700049	chr11:4408220-4408198	23	RO52_HUMAN	246-253	8	0	-	-
1.6a	ENST00000254436	6a	ENSE00000903570	chr11:4407487-4407387	101	RO52_HUMAN	253-287	35	2	B:2-4 E:2-4	3 3
1.7b	ENST00000254436	7b	ENSE00001120479	chr11:4407083-4406132	952	RO52_HUMAN	287-475	189	2	B:4-182 E:4-182	179 179

2.1	ENST00000390549	1	ENSE00001838294	chr14:106209408-106209114	295	IGHG1_HUMAN	1-99	99	0	-	-
2.2	ENST00000390549	2	ENSE00001719055	chr14:106208722-106208678	45	IGHG1_HUMAN	99-114	16	0	-	-
2.3b	ENST00000390549	3b	ENSE00001776617	chr14:106208559-106208230	330	IGHG1_HUMAN	114-224	111	2	A:237-341 D:237-341	105 105
2.4c	ENST00000390549	4c	ENSE00001837466	chr14:106208132-106207675	458	IGHG1_HUMAN	224-330	107	2	A:341-443 D:341-443	103 103

Asymmetric/Biological Unit

Reformat:	Number of residues per line = ('0' or empty: single-line sequence representation)
	Number of residues per labelling interval =
	UniProt sequence: complete aligned part

Show mapping:	SCOP domains	CATH domains	Pfam domains	Secondary structure (by author)
	SAPs(SNPs)	PROSITE motifs	Exons
	(details for a mapped element are shown in a popup box when the mouse pointer rests over it)

Chain A from PDB  Type:PROTEIN  Length:207
 aligned with IGHG1_HUMAN | P01857 from UniProtKB/Swiss-Prot  Length:330

    Alignment length:207
                                   129       139       149       159       169       179       189       199       209       219       229       239       249       259       269       279       289       299       309       319       
          IGHG1_HUMAN   120 GPSVFLFPPKPKDTLMISRTPEVTCVVVDVSHEDPEVKFNWYVDGVEVHNAKTKPREEQYNSTYRVVSVLTVLHQDWLNGKEYKCKVSNKALPAPIEKTISKAKGQPREPQVYTLPPSRDELTKNQVSLTCLVKGFYPSDIAVEWESNGQPENNYKTTPPVLDSDGSFFLYSKLTVDKSRWQQGNVFSCSVMHEALHNHYTQKSLSL 326
               SCOP domains d2iwga1 A:237-341 Immunoglobulin heavy chain gamma constant domain 2, CH2-gamma                          d2iwga2 A:342-443 Immunoglobulin heavy chain gamma constant domain 3, CH3-gamma                        SCOP domains
               CATH domains -2iwgA01 A:238-337 Immunoglobulins                                                                   2iwgA02 A:338-443 Immunoglobulins                                                                          CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..eeeee..hhhhhh......eeeeeeeeee......eeeeee...ee...ee...eee...eeeeeeeee.hhhhhhh...eeeeee.......eeeee..........eeeee..hhhhhhh.eeeeeeeeeee.....eeeeee..ee...eee...ee.....eeeeeeeeeehhhhhhh..eeeeee...hhh.eeeeee.. Sec.struct. author
                 SAPs(SNPs) -----------------------------------------------------------------------------------------------------------------------E-M------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------IG_MHC -------------- PROSITE
           Transcript 2 (1) Exon 2.3b  PDB: A:237-341 UniProt: 114-224 [INCOMPLETE]                                                  ------------------------------------------------------------------------------------------------------ Transcript 2 (1)
           Transcript 2 (2) --------------------------------------------------------------------------------------------------------Exon 2.4c  PDB: A:341-443 UniProt: 224-330 [INCOMPLETE]                                                 Transcript 2 (2)
                 2iwg A 237 GPSVFLFPPKPKDTLMISRTPEVTCVVVDVSHEDPEVKFNWYVDGVEVHNAKTKPREEQYNSTYRVVSVLTVLHQDWLNGKEYKCKVSNKALPAPIEKTISKAKGQPREPQVYTLPPSRDELTKNQVSLTCLVKGFYPSDIAVEWESNGQPENNYKTTPPVLDSDGSFFLYSKLTVDKSRWQQGNVFSCSVMHEALHNHYTQKSLSL 443
                                   246       256       266       276       286       296       306       316       326       336       346       356       366       376       386       396       406       416       426       436

Chain B from PDB  Type:PROTEIN  Length:181
 aligned with RO52_HUMAN | P19474 from UniProtKB/Swiss-Prot  Length:475

    Alignment length:181
                                   294       304       314       324       334       344       354       364       374       384       394       404       414       424       434       444       454       464 
           RO52_HUMAN   285 CAVHITLDPDTANPWLILSEDRRQVRLGDTQQSIPGNEERFDSYPMVLGAQHFHSGKHYWEVDVTGKEAWDLGVCRDSVRRKGHFLLSSKSGFWTIWLWNKQKYEAGTYPQTPLHLQVPPCQVGIFLDYEAGMVSFYNITDHGSLIYSFSECAFTGPLRPFFSPGFNDGGKNTAPLTLCPL 465
               SCOP domains --d2iwgb1 B:4-182 52 kDa Ro protein                                                                                                                                                   SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...............eee.....eeee...................ee........eeeeeee......eeeeeee................eeeeeee...eeee.....eee.......eeeeeee....eeeeee......eeeee........eeeeee............eee... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
           Transcript 1 (1) 1.6---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript 1 (1)
           Transcript 1 (2) --Exon 1.7b  PDB: B:4-182 UniProt: 287-475 [INCOMPLETE]                                                                                                                               Transcript 1 (2)
                 2iwg B   2 HMVHITLDPDTANPWLILSEDRRQVRLGDTQQSIPGNEERFDSYPMVLGAQHFHSGKHYWEVDVTGKEAWDLGVCRDSVRRKGHFLLSSKSGFWTIWLWNKQKYEAGTYPQTPLHLQVPPCQVGIFLDYEAGMVSFYNITDHGSLIYSFSECAFTGPLRPFFSPGFNDGGKNTAPLTLCPL 182
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171       181

Chain D from PDB  Type:PROTEIN  Length:207
 aligned with IGHG1_HUMAN | P01857 from UniProtKB/Swiss-Prot  Length:330

    Alignment length:207
                                   129       139       149       159       169       179       189       199       209       219       229       239       249       259       269       279       289       299       309       319       
          IGHG1_HUMAN   120 GPSVFLFPPKPKDTLMISRTPEVTCVVVDVSHEDPEVKFNWYVDGVEVHNAKTKPREEQYNSTYRVVSVLTVLHQDWLNGKEYKCKVSNKALPAPIEKTISKAKGQPREPQVYTLPPSRDELTKNQVSLTCLVKGFYPSDIAVEWESNGQPENNYKTTPPVLDSDGSFFLYSKLTVDKSRWQQGNVFSCSVMHEALHNHYTQKSLSL 326
               SCOP domains d2iwgd1 D:237-341 Immunoglobulin heavy chain gamma constant domain 2, CH2-gamma                          d2iwgd2 D:342-443 Immunoglobulin heavy chain gamma constant domain 3, CH3-gamma                        SCOP domains
               CATH domains -2iwgD01 D:238-337 Immunoglobulins                                                                   2iwgD02 D:338-443 Immunoglobulins                                                                          CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..eeeee..hhhhhh......eeeeeeeeee......eeeeee...ee...ee...eee...eeeeeeeee.hhhhhhh...eeeeee.......eeeee..........eeeee..hhhhhhh.eeeeeeeeeee.....eeeeee..eee..eee...ee.....eeeeeeeeeehhhhhhh..eeeeee...hhh.eeeeee.. Sec.struct. author
                 SAPs(SNPs) -----------------------------------------------------------------------------------------------------------------------E-M------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------IG_MHC -------------- PROSITE
           Transcript 2 (1) Exon 2.3b  PDB: D:237-341 UniProt: 114-224 [INCOMPLETE]                                                  ------------------------------------------------------------------------------------------------------ Transcript 2 (1)
           Transcript 2 (2) --------------------------------------------------------------------------------------------------------Exon 2.4c  PDB: D:341-443 UniProt: 224-330 [INCOMPLETE]                                                 Transcript 2 (2)
                 2iwg D 237 GPSVFLFPPKPKDTLMISRTPEVTCVVVDVSHEDPEVKFNWYVDGVEVHNAKTKPREEQYNSTYRVVSVLTVLHQDWLNGKEYKCKVSNKALPAPIEKTISKAKGQPREPQVYTLPPSRDELTKNQVSLTCLVKGFYPSDIAVEWESNGQPENNYKTTPPVLDSDGSFFLYSKLTVDKSRWQQGNVFSCSVMHEALHNHYTQKSLSL 443
                                   246       256       266       276       286       296       306       316       326       336       346       356       366       376       386       396       406       416       426       436

Chain E from PDB  Type:PROTEIN  Length:181
 aligned with RO52_HUMAN | P19474 from UniProtKB/Swiss-Prot  Length:475

    Alignment length:181
                                   294       304       314       324       334       344       354       364       374       384       394       404       414       424       434       444       454       464 
           RO52_HUMAN   285 CAVHITLDPDTANPWLILSEDRRQVRLGDTQQSIPGNEERFDSYPMVLGAQHFHSGKHYWEVDVTGKEAWDLGVCRDSVRRKGHFLLSSKSGFWTIWLWNKQKYEAGTYPQTPLHLQVPPCQVGIFLDYEAGMVSFYNITDHGSLIYSFSECAFTGPLRPFFSPGFNDGGKNTAPLTLCPL 465
               SCOP domains d2iwge_ E: 52 kDa Ro protein                                                                                                                                                          SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...............eee.....eeee...................ee........eeeeeee......eeeeeee................eeeeeee...eeee.....ee........eeeeeee....eeeeee......eeeee........eeeeee...hhhhh....eee... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
           Transcript 1 (1) 1.6---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript 1 (1)
           Transcript 1 (2) --Exon 1.7b  PDB: E:4-182 UniProt: 287-475 [INCOMPLETE]                                                                                                                               Transcript 1 (2)
                 2iwg E   2 HMVHITLDPDTANPWLILSEDRRQVRLGDTQQSIPGNEERFDSYPMVLGAQHFHSGKHYWEVDVTGKEAWDLGVCRDSVRRKGHFLLSSKSGFWTIWLWNKQKYEAGTYPQTPLHLQVPPCQVGIFLDYEAGMVSFYNITDHGSLIYSFSECAFTGPLRPFFSPGFNDGGKNTAPLTLCPL 182
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171       181

Legend:		→ Mismatch	(orange background)
	-	→ Gap	(green background, '-', border residues have a numbering label)
		→ Modified Residue	(blue background, lower-case, 'x' indicates undefined single-letter code, labelled with number + name)
	x	→ Chemical Group	(purple background, 'x', labelled with number + name, e.g. ACE or NH2)
	extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '\|'

Asymmetric/Biological Unit

Classes(

)

Architectures( (-)

)

Topologies( (-)

)

Homologous Superfamilies( (-)

)

Organisms( (-)

)

Class: Mainly Beta (13760)

Architecture: Sandwich (5577)

Topology: Immunoglobulin-like (3897)

Homologous Superfamily: Immunoglobulins (2282)

Human (Homo sapiens) (912)

1a	2iwgA02	A:338-443
1b	2iwgD02	D:338-443
1c	2iwgA01	A:238-337
1d	2iwgD01	D:238-337

(no "Pfam Domain" information available for 2IWG)

Asymmetric/Biological Unit(hide GO term definitions)

Chain A,D (IGHG1_HUMAN | P01857)

molecular function
	GO:0003823	antigen binding	Interacting selectively and non-covalently with an antigen, any substance which is capable of inducing a specific immune response and of reacting with the products of that response, the specific antibody or specifically sensitized T-lymphocytes, or both. Binding may counteract the biological activity of the antigen.
	GO:0034987	immunoglobulin receptor binding	Interacting selectively and non-covalently with one or more specific sites on an immunoglobulin receptor molecule.
	GO:0005515	protein binding	Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules).
	GO:0004252	serine-type endopeptidase activity	Catalysis of the hydrolysis of internal, alpha-peptide bonds in a polypeptide chain by a catalytic mechanism that involves a catalytic triad consisting of a serine nucleophile that is activated by a proton relay involving an acidic residue (e.g. aspartate or glutamate) and a basic residue (usually histidine).
biological process
	GO:0050853	B cell receptor signaling pathway	A series of molecular signals initiated by the cross-linking of an antigen receptor on a B cell.
	GO:0038096	Fc-gamma receptor signaling pathway involved in phagocytosis	An Fc-gamma receptor signaling pathway that contributes to the endocytic engulfment of external particulate material by phagocytes.
	GO:0006956	complement activation	Any process involved in the activation of any of the steps of the complement cascade, which allows for the direct killing of microbes, the disposal of immune complexes, and the regulation of other immune processes; the initial steps of complement activation involve one of three pathways, the classical pathway, the alternative pathway, and the lectin pathway, all of which lead to the terminal complement pathway.
	GO:0006958	complement activation, classical pathway	Any process involved in the activation of any of the steps of the classical pathway of the complement cascade which allows for the direct killing of microbes, the disposal of immune complexes, and the regulation of other immune processes.
	GO:0042742	defense response to bacterium	Reactions triggered in response to the presence of a bacterium that act to protect the cell or organism.
	GO:0045087	innate immune response	Innate immune responses are defense responses mediated by germline encoded components that directly recognize components of potential pathogens.
	GO:0006911	phagocytosis, engulfment	The internalization of bacteria, immune complexes and other particulate matter or of an apoptotic cell by phagocytosis, including the membrane and cytoskeletal processes required, which involves one of three mechanisms: zippering of pseudopods around a target via repeated receptor-ligand interactions, sinking of the target directly into plasma membrane of the phagocytosing cell, or induced uptake via an enhanced membrane ruffling of the phagocytosing cell similar to macropinocytosis.
	GO:0006910	phagocytosis, recognition	The initial step in phagocytosis involving adhesion to bacteria, immune complexes and other particulate matter, or an apoptotic cell and based on recognition of factors such as bacterial cell wall components, opsonins like complement and antibody or protein receptors and lipids like phosphatidyl serine, and leading to intracellular signaling in the phagocytosing cell.
	GO:0050871	positive regulation of B cell activation	Any process that activates or increases the frequency, rate or extent of B cell activation.
	GO:0006508	proteolysis	The hydrolysis of proteins into smaller polypeptides and/or amino acids by cleavage of their peptide bonds.
cellular component
	GO:0072562	blood microparticle	A phospholipid microvesicle that is derived from any of several cell types, such as platelets, blood cells, endothelial cells, or others, and contains membrane receptors as well as other proteins characteristic of the parental cell. Microparticles are heterogeneous in size, and are characterized as microvesicles free of nucleic acids.
	GO:0009897	external side of plasma membrane	The leaflet of the plasma membrane that faces away from the cytoplasm and any proteins embedded or anchored in it or attached to its surface.
	GO:0070062	extracellular exosome	A vesicle that is released into the extracellular region by fusion of the limiting endosomal membrane of a multivesicular body with the plasma membrane. Extracellular exosomes, also simply called exosomes, have a diameter of about 40-100 nm.
	GO:0005576	extracellular region	The space external to the outermost structure of a cell. For cells without external protective or external encapsulating structures this refers to space outside of the plasma membrane. This term covers the host cell environment outside an intracellular parasite.
	GO:0005615	extracellular space	That part of a multicellular organism outside the cells proper, usually taken to be outside the plasma membranes, and occupied by fluid.
	GO:0042571	immunoglobulin complex, circulating	An immunoglobulin complex that is secreted into extracellular space and found in mucosal areas or other tissues or circulating in the blood or lymph. In its canonical form, a circulating immunoglobulin complex is composed of two identical heavy chains and two identical light chains, held together by disulfide bonds. Some forms of are polymers of the basic structure and contain additional components such as J-chain and the secretory component.

Chain B,E (RO52_HUMAN | P19474)

molecular function
	GO:0003677	DNA binding	Any molecular function by which a gene product interacts selectively and non-covalently with DNA (deoxyribonucleic acid).
	GO:0003723	RNA binding	Interacting selectively and non-covalently with an RNA molecule or a portion thereof.
	GO:0042802	identical protein binding	Interacting selectively and non-covalently with an identical protein or proteins.
	GO:0016874	ligase activity	Catalysis of the joining of two substances, or two groups within a single molecule, with the concomitant hydrolysis of the diphosphate bond in ATP or a similar triphosphate.
	GO:0046872	metal ion binding	Interacting selectively and non-covalently with any metal ion.
	GO:0005515	protein binding	Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules).
	GO:0004842	ubiquitin-protein transferase activity	Catalysis of the transfer of ubiquitin from one protein to another via the reaction X-Ub + Y --> Y-Ub + X, where both X-Ub and Y-Ub are covalent linkages.
	GO:0008270	zinc ion binding	Interacting selectively and non-covalently with zinc (Zn) ions.
biological process
	GO:0007049	cell cycle	The progression of biochemical and morphological phases and events that occur in a cell during successive cell replication or nuclear replication events. Canonically, the cell cycle comprises the replication and segregation of genetic material followed by the division of the cell, but in endocycles or syncytial cells nuclear replication or nuclear division may not be followed by cell division.
	GO:0045087	innate immune response	Innate immune responses are defense responses mediated by germline encoded components that directly recognize components of potential pathogens.
	GO:0060333	interferon-gamma-mediated signaling pathway	A series of molecular signals initiated by the binding of interferon-gamma to a receptor on the surface of a cell, and ending with regulation of a downstream cellular process, e.g. transcription. Interferon gamma is the only member of the type II interferon found so far.
	GO:0032088	negative regulation of NF-kappaB transcription factor activity	Any process that stops, prevents, or reduces the frequency, rate or extent of the activity of the transcription factor NF-kappaB.
	GO:0090086	negative regulation of protein deubiquitination	Any process that decreases the frequency, rate or extent of protein deubiquitination. Protein deubiquitination is the removal of one or more ubiquitin groups from a protein.
	GO:1902187	negative regulation of viral release from host cell	Any process that stops, prevents or reduces the frequency, rate or extent of viral release from host cell.
	GO:0032897	negative regulation of viral transcription	Any process that stops, prevents, or reduces the frequency, rate or extent of viral transcription.
	GO:0010508	positive regulation of autophagy	Any process that activates, maintains or increases the rate of autophagy. Autophagy is the process in which cells digest parts of their own cytoplasm.
	GO:0045787	positive regulation of cell cycle	Any process that activates or increases the rate or extent of progression through the cell cycle.
	GO:0051091	positive regulation of sequence-specific DNA binding transcription factor activity	Any process that activates or increases the frequency, rate or extent of activity of a transcription factor, any factor involved in the initiation or regulation of transcription.
	GO:0046598	positive regulation of viral entry into host cell	Any process that activates or increases the frequency, rate or extent of the introduction of viral entry into the host cell.
	GO:0051865	protein autoubiquitination	The ubiquitination by a protein of one or more of its own amino acid residues, or residues on an identical protein. Ubiquitination occurs on the lysine residue by formation of an isopeptide crosslink.
	GO:0031648	protein destabilization	Any process that decreases the stability of a protein, making it more vulnerable to degradative processes or aggregation.
	GO:0006513	protein monoubiquitination	Addition of a single ubiquitin group to a protein.
	GO:0000209	protein polyubiquitination	Addition of multiple ubiquitin groups to a protein, forming a ubiquitin chain.
	GO:0070206	protein trimerization	The formation of a protein trimer, a macromolecular structure consisting of three noncovalently associated identical or nonidentical subunits.
	GO:0016567	protein ubiquitination	The process in which one or more ubiquitin groups are added to a protein.
	GO:0032479	regulation of type I interferon production	Any process that modulates the frequency, rate, or extent of interferon type I production. Type I interferons include the interferon-alpha, beta, delta, episilon, zeta, kappa, tau, and omega gene families.
	GO:0034341	response to interferon-gamma	Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of an interferon-gamma stimulus. Interferon-gamma is also known as type II interferon.
cellular component
	GO:0000932	P-body	A focus in the cytoplasm where mRNAs may become inactivated by decapping or some other mechanism. Protein and RNA localized to these foci are involved in mRNA degradation, nonsense-mediated mRNA decay (NMD), translational repression, and RNA-mediated gene silencing.
	GO:0019005	SCF ubiquitin ligase complex	A ubiquitin ligase complex in which a cullin from the Cul1 subfamily and a RING domain protein form the catalytic core; substrate specificity is conferred by a Skp1 adaptor and an F-box protein. SCF complexes are involved in targeting proteins for degradation by the proteasome. The best characterized complexes are those from yeast and mammals (with core subunits named Cdc53/Cul1, Rbx1/Hrt1/Roc1).
	GO:0005776	autophagosome	A double-membrane-bounded compartment that engulfs endogenous cellular material as well as invading microorganisms to target them to the vacuole/lysosome for degradation as part of macroautophagy.
	GO:0005737	cytoplasm	All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
	GO:0031410	cytoplasmic vesicle	A vesicle found in the cytoplasm of a cell.
	GO:0005829	cytosol	The part of the cytoplasm that does not contain organelles but which does contain other particulate matter, such as protein complexes.
	GO:0005622	intracellular	The living contents of a cell; the matter contained within (but not including) the plasma membrane, usually taken to exclude large vacuoles and masses of secretory or ingested material. In eukaryotes it includes the nucleus and cytoplasm.
	GO:0030529	intracellular ribonucleoprotein complex	An intracellular macromolecular complex containing both protein and RNA molecules.
	GO:0005634	nucleus	A membrane-bounded organelle of eukaryotic cells in which chromosomes are housed and replicated. In most cells, the nucleus contains all of the cell's chromosomes except the organellar chromosomes, and is the site of RNA synthesis and processing. In some species, or in specialized cell types, RNA metabolism or DNA replication may be absent.

Asymmetric/Biological Unit
	Complete Structure
		Jena3D(integrated viewing of ligand, site, SAP, PROSITE, SCOP information)
		WebMol \| AstexViewer[tm]@PDBe (Java Applets, require no local installation except for Java; loading may be slow)
		STRAP (Java WebStart application, automatic local installation, requires Java; full application with system access!)
		RasMol (require local installation)
		Molscript (VRML) (requires installation of a VRML viewer; select preferred view via VRML and generate a mono or stereo PDF format file)

	Ligands, Modified Residues, Ions
		FU4	[ RasMol \| Jena3D ]	+environment [ RasMol \| Jena3D ]
		GAL	[ RasMol \| Jena3D ]	+environment [ RasMol \| Jena3D ]
		MAN	[ RasMol \| Jena3D ]	+environment [ RasMol \| Jena3D ]
		NAG	[ RasMol \| Jena3D ]	+environment [ RasMol \| Jena3D ]

	Sites
		AC1	[ RasMol ]	+environment [ RasMol ]
		AC2	[ RasMol ]	+environment [ RasMol ]
		AC3	[ RasMol ]	+environment [ RasMol ]
		AC4	[ RasMol ]	+environment [ RasMol ]
		AC5	[ RasMol ]	+environment [ RasMol ]
		AC6	[ RasMol ]	+environment [ RasMol ]
		AC7	[ RasMol ]	+environment [ RasMol ]
		AC8	[ RasMol ]	+environment [ RasMol ]
		AC9	[ RasMol ]	+environment [ RasMol ]
		BC1	[ RasMol ]	+environment [ RasMol ]
		BC2	[ RasMol ]	+environment [ RasMol ]
		BC3	[ RasMol ]	+environment [ RasMol ]
		BC4	[ RasMol ]	+environment [ RasMol ]
		BC5	[ RasMol ]	+environment [ RasMol ]
		BC6	[ RasMol ]	+environment [ RasMol ]
		BC7	[ RasMol ]	+environment [ RasMol ]

	Cis Peptide Bonds
		Tyr A:373 - Pro A:374	[ RasMol ]
		Tyr B:110 - Pro B:111	[ RasMol ]
		Tyr D:373 - Pro D:374	[ RasMol ]
		Tyr E:110 - Pro E:111	[ RasMol ]

Jmol
	protein: cartoon or spacefill or dots and stick; nucleic acid: cartoon and stick; ligands: spacefill; active site: stick [ Asym./Biol. Unit PNG format \| Asym./Biol. Unit - sites PNG format ](automatic orientation, automatically generated)
Molscript
	protein, nucleic acid: cartoon; ligands: spacefill; active site: ball and stick [ mono PDF format \| stereo PDF format ](default orientation, automatically generated)

Access by PDB/NDB ID
	2iwg
		Family and Domain Information	:	ProDom \| SYSTERS
		General Structural Information	:	GlycoscienceDB \| MMDB \| NDB \| OCA \| PDB \| PDBe \| PDBj \| PDBsum \| PDBWiki \| PQS \| PROTEOPEDIA
		Orientation in Membranes	:	OPM
		Protein Surface	:	SURFACE
		Secondary Structure	:	DSSP (structure derived) \| HSSP (homology derived)
		Structural Genomics	:	GeneCensus
		Structural Neighbours	:	CE \| VAST
		Structure Classification	:	CATH \| Dali \| SCOP
		Validation and Original Data	:	BMRB Data View \| BMRB Restraints Grid \| EDS \| PROCHECK \| RECOORD \| WHAT_CHECK

Access by UniProt ID/Accession number
	IGHG1_HUMAN \| P01857
		Comparative Protein Structure Models	:	ModBase
		Genomic Information	:	Ensembl
		Protein-protein Interaction	:	DIP
		Sequence, Family and Domain Information	:	InterPro \| Pfam \| SMART \| UniProtKB/SwissProt
	RO52_HUMAN \| P19474
		Comparative Protein Structure Models	:	ModBase
		Genomic Information	:	Ensembl
		Protein-protein Interaction	:	DIP
		Sequence, Family and Domain Information	:	InterPro \| Pfam \| SMART \| UniProtKB/SwissProt

Access by Enzyme Classificator (EC Number)
	(no 'Enzyme Classificator' available)
		General Enzyme Information	:	BRENDA \| EC-PDB \| Enzyme \| IntEnz
		Pathway	:	KEGG \| MetaCyc

Access by Disease Identifier (MIM ID)
	(no 'MIM ID' available)
		Disease Information	:	OMIM

Access by GenAge ID
	(no 'GenAge ID' available)
		Age Related Information	:	GenAge

Access by PDB/NDB ID
		Domain Information	:	XDom
		Interatomic Contacts of Structural Units	:	CSU
		Ligand-protein Contacts	:	LPC
		Protein Cavities	:	castP
		Sequence and Secondary Structure	:	PDBCartoon
		Structure Alignment	:	STRAP(Java WebStart application, automatic local installation, requires Java; full application with system access!)
		Structure and Sequence Browser	:	STING

Access by UniProt ID/Accession number
	IGHG1_HUMAN \| P01857
		Protein Disorder Prediction	:	DisEMBL \| FoldIndex \| GLOBPLOT (for more information see DisProt)
	RO52_HUMAN \| P19474
		Protein Disorder Prediction	:	DisEMBL \| FoldIndex \| GLOBPLOT (for more information see DisProt)

1aj7	IMMUNOGLOBULIN 48G7 GERMLINE FAB ANTIBODY COMPLEXED WITH HAPTEN 5-(PARA-NITROPHENYL PHOSPHONATE)-PENTANOIC ACID. AFFINITY MATURATION OF AN ESTEROLYTIC ANTIBODY
1aqk	THREE-DIMENSIONAL STRUCTURE OF A HUMAN FAB WITH HIGH AFFINITY FOR TETANUS TOXOID
1d5b	UNLIGANDED MATURE OXY-COPE CATALYTIC ANTIBODY
1d5i	UNLIGANDED GERMLINE PRECURSOR OF AN OXY-COPE CATALYTIC ANTIBODY
1d6v	CONFORMATION EFFECTS IN BIOLOGICAL CATALYSIS INTRODUCED BY OXY-COPE ANTIBODY MATURATION
1dn2	FC FRAGMENT OF HUMAN IGG1 IN COMPLEX WITH AN ENGINEERED 13 RESIDUE PEPTIDE DCAWHLGELVWCT-NH2
1e4k	CRYSTAL STRUCTURE OF SOLUBLE HUMAN IGG1 FC FRAGMENT-FC-GAMMA RECEPTOR III COMPLEX
1fc1	FC FRAGMENT (IGG1 CLASS)
1fc2
1fcc
1h3t	STRUCTURAL ANALYSIS OF HUMAN IGG-FC GLYCOFORMS REVEALS A CORRELATION BETWEEN GLYCOSYLATION AND STRUCTURAL INTEGRITY
1h3u	STRUCTURAL ANALYSIS OF HUMAN IGG-FC GLYCOFORMS REVEALS A CORRELATION BETWEEN GLYCOSYLATION AND STRUCTURAL INTEGRITY
1h3v	STRUCTURAL ANALYSIS OF HUMAN IGG-FC GLYCOFORMS REVEALS A CORRELATION BETWEEN GLYCOSYLATION AND STRUCTURAL INTEGRITY
1h3w	STRUCTURAL ANALYSIS OF HUMAN IGG-FC GLYCOFORMS REVEALS A CORRELATION BETWEEN GLYCOSYLATION AND STRUCTURAL INTEGRITY
1h3y	CRYSTAL STRUCTURE OF A HUMAN IGG1 FC- FRAGMENT,HIGH SALTCONDITION
1hzh	CRYSTAL STRUCTURE OF THE INTACT HUMAN IGG B12 WITH BROADAND POTENT ACTIVITY AGAINST PRIMARY HIV-1 ISOLATES: ATEMPLATE FOR HIV VACCINE DESIGN
1i7z	ANTIBODY GNC92H2 BOUND TO LIGAND
1iis	CRYSTAL STRUCTURE OF A HUMAN FCG RECEPTOR IN COMPLEX WITHAN FC FRAGMENT OF IGG1 ( ORTHORHOMBIC)
1iix	CRYSTAL STRUCTURE OF A HUMAN FCG RECEPTOR IN COMPLEX WITHAN FC FRAGMENT OF IGG1 ( HEXAGONAL)
1l6x	FC FRAGMENT OF RITUXIMAB BOUND TO A MINIMIZED VERSION OFTHE B-DOMAIN FROM PROTEIN A CALLED Z34C
1n7m	GERMLINE 7G12 WITH N-METHYLMESOPORPHYRIN
1oqx	G-2 GLYCOVARIANT OF HUMAN IGG FC BOUND TO MINIMIZED VERSIONOF PROTEIN A CALLED Z34C
1t83	CRYSTAL STRUCTURE OF A HUMAN TYPE III FC GAMMA RECEPTOR INCOMPLEX WITH AN FC FRAGMENT OF IGG1 (ORTHORHOMBIC)
2rcs	IMMUNOGLOBULIN 48G7 GERMLINE FAB - AFFINITY MATURATION OF AN ESTEROLYTIC ANTIBODY

Description

Compounds

Structural Features

Chains, Units

Ligands, Modified Residues, Ions (4, 16)

Sites (16, 16)

SS Bonds (4, 4)

Cis Peptide Bonds (4, 4)

Sequence-Structure Mapping

SAPs(SNPs)/Variants (2, 4)

PROSITE Motifs (1, 2)

Exons (4, 8)

Sequences/Alignments

Classification and Annotation

SCOP Domains (3, 6)

CATH Domains (1, 4)

Pfam Domains (0, 0)

Gene Ontology (54, 56)

Visualization

Interactive Views

Still Images

Databases and Analysis Tools

Databases

Analysis Tools

Related Entries

Entries Sharing at Least One Protein Chain (UniProt ID)

Related Entries Specified in the PDB File