4IGB

Crystal structure of the N-terminal domain of the Streptococcus gordonii adhesin Sgo0707

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	GramPos_pilinBB_1	e4igbA2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Common fold of diphtheria toxin/transcription factors/cytochrome f	F: GramPos_pilinBB_1	ECOD (1.6)
A	EUF07818	e4igbA1	A: beta sandwiches	X: Glycosyl hydrolase domain-like	H: V-region of surface antigen I/II (SA I/II, PAC) (From Topology)	T: V-region of surface antigen I/II (SA I/II, PAC)	F: EUF07818	ECOD (1.6)
B	GramPos_pilinBB_1	e4igbB2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Common fold of diphtheria toxin/transcription factors/cytochrome f	F: GramPos_pilinBB_1	ECOD (1.6)
B	EUF07818	e4igbB1	A: beta sandwiches	X: Glycosyl hydrolase domain-like	H: V-region of surface antigen I/II (SA I/II, PAC) (From Topology)	T: V-region of surface antigen I/II (SA I/II, PAC)	F: EUF07818	ECOD (1.6)
C	GramPos_pilinBB_1	e4igbC2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Common fold of diphtheria toxin/transcription factors/cytochrome f	F: GramPos_pilinBB_1	ECOD (1.6)
C	EUF07818	e4igbC1	A: beta sandwiches	X: Glycosyl hydrolase domain-like	H: V-region of surface antigen I/II (SA I/II, PAC) (From Topology)	T: V-region of surface antigen I/II (SA I/II, PAC)	F: EUF07818	ECOD (1.6)
D	GramPos_pilinBB_1	e4igbD2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Common fold of diphtheria toxin/transcription factors/cytochrome f	F: GramPos_pilinBB_1	ECOD (1.6)
D	EUF07818	e4igbD1	A: beta sandwiches	X: Glycosyl hydrolase domain-like	H: V-region of surface antigen I/II (SA I/II, PAC) (From Topology)	T: V-region of surface antigen I/II (SA I/II, PAC)	F: EUF07818	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Provenance Source (Version)
A	2.60.40.740	Mainly Beta	Sandwich	Immunoglobulin-like	CATH (4.3.0)
B	2.60.40.740	Mainly Beta	Sandwich	Immunoglobulin-like	CATH (4.3.0)
C	2.60.40.740	Mainly Beta	Sandwich	Immunoglobulin-like	CATH (4.3.0)
D	2.60.40.740	Mainly Beta	Sandwich	Immunoglobulin-like	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF18873	Sgo0707 N-terminal domain (Sgo0707_N1)	Sgo0707 N-terminal domain	This domain found at the N-terminus of the cell surface Sgo0707 protein. This domain is called the N1 domain and is involved in host colonisation.The largest domain, N1, comprises a putative binding cleft with a single cysteine located in its centre ...	This domain found at the N-terminus of the cell surface Sgo0707 protein. This domain is called the N1 domain and is involved in host colonisation.The largest domain, N1, comprises a putative binding cleft with a single cysteine located in its centre and exhibits an unexpected structural similarity to the variable domains of the streptococcal Antigen I/II adhesins [1].	Domain
A	PF20623	Sgo0707 N2 domain (Sgo0707_N2)	Sgo0707 N2 domain	This domain represents the N2 domain found in the Sgo0707 adhesin protein [1]. This domain is closely related to Pfam:PF16569.	Domain
B	PF18873	Sgo0707 N-terminal domain (Sgo0707_N1)	Sgo0707 N-terminal domain	This domain found at the N-terminus of the cell surface Sgo0707 protein. This domain is called the N1 domain and is involved in host colonisation.The largest domain, N1, comprises a putative binding cleft with a single cysteine located in its centre ...	This domain found at the N-terminus of the cell surface Sgo0707 protein. This domain is called the N1 domain and is involved in host colonisation.The largest domain, N1, comprises a putative binding cleft with a single cysteine located in its centre and exhibits an unexpected structural similarity to the variable domains of the streptococcal Antigen I/II adhesins [1].	Domain
B	PF20623	Sgo0707 N2 domain (Sgo0707_N2)	Sgo0707 N2 domain	This domain represents the N2 domain found in the Sgo0707 adhesin protein [1]. This domain is closely related to Pfam:PF16569.	Domain
C	PF18873	Sgo0707 N-terminal domain (Sgo0707_N1)	Sgo0707 N-terminal domain	This domain found at the N-terminus of the cell surface Sgo0707 protein. This domain is called the N1 domain and is involved in host colonisation.The largest domain, N1, comprises a putative binding cleft with a single cysteine located in its centre ...	This domain found at the N-terminus of the cell surface Sgo0707 protein. This domain is called the N1 domain and is involved in host colonisation.The largest domain, N1, comprises a putative binding cleft with a single cysteine located in its centre and exhibits an unexpected structural similarity to the variable domains of the streptococcal Antigen I/II adhesins [1].	Domain
C	PF20623	Sgo0707 N2 domain (Sgo0707_N2)	Sgo0707 N2 domain	This domain represents the N2 domain found in the Sgo0707 adhesin protein [1]. This domain is closely related to Pfam:PF16569.	Domain
D	PF18873	Sgo0707 N-terminal domain (Sgo0707_N1)	Sgo0707 N-terminal domain	This domain found at the N-terminus of the cell surface Sgo0707 protein. This domain is called the N1 domain and is involved in host colonisation.The largest domain, N1, comprises a putative binding cleft with a single cysteine located in its centre ...	This domain found at the N-terminus of the cell surface Sgo0707 protein. This domain is called the N1 domain and is involved in host colonisation.The largest domain, N1, comprises a putative binding cleft with a single cysteine located in its centre and exhibits an unexpected structural similarity to the variable domains of the streptococcal Antigen I/II adhesins [1].	Domain
D	PF20623	Sgo0707 N2 domain (Sgo0707_N2)	Sgo0707 N2 domain	This domain represents the N2 domain found in the Sgo0707 adhesin protein [1]. This domain is closely related to Pfam:PF16569.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	LPXTG cell wall surface protein	-	-	cellular anatomical structure membrane extracellular region
B	LPXTG cell wall surface protein	-	-	cellular anatomical structure membrane extracellular region
C	LPXTG cell wall surface protein	-	-	cellular anatomical structure membrane extracellular region
D	LPXTG cell wall surface protein	-	-	cellular anatomical structure membrane extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR041030	SHIRT domain	Domain
A	IPR026466	Fimbrial isopeptide formation D2 domain	Domain
A	IPR046473	Sgo0707-like, N2 domain	Domain
A	IPR019931	LPXTG cell wall anchor domain	Domain
A	IPR043630	Sgo0707, N-terminal domain	Domain
B	IPR041030	SHIRT domain	Domain
B	IPR026466	Fimbrial isopeptide formation D2 domain	Domain
B	IPR046473	Sgo0707-like, N2 domain	Domain
B	IPR019931	LPXTG cell wall anchor domain	Domain
B	IPR043630	Sgo0707, N-terminal domain	Domain
C	IPR041030	SHIRT domain	Domain
C	IPR026466	Fimbrial isopeptide formation D2 domain	Domain
C	IPR046473	Sgo0707-like, N2 domain	Domain
C	IPR019931	LPXTG cell wall anchor domain	Domain
C	IPR043630	Sgo0707, N-terminal domain	Domain
D	IPR041030	SHIRT domain	Domain
D	IPR026466	Fimbrial isopeptide formation D2 domain	Domain
D	IPR046473	Sgo0707-like, N2 domain	Domain
D	IPR019931	LPXTG cell wall anchor domain	Domain
D	IPR043630	Sgo0707, N-terminal domain	Domain