Annotations: 6GMG

Structure of a glutamine donor mimicking inhibitory peptide shaped by the catalytic cleft of microbial transglutaminase

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Protein Modification Annotation

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Cysteine proteinases	8101469	3001808	SCOP2B (2022-06-29)
A	SCOP2 Family	Microbial transglutaminase	8101468	4002489	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Cysteine proteinases	8101469	3001808	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	Ribosomal_L1	e6gmgB1	A: beta barrels	X: N-cbl like	H: HTH	T: SH3	F: Ribosomal_L1	ECOD (v294.2)
A	Transglut_prok	e6gmgA1	A: beta barrels	X: N-cbl like	H: HTH	T: SH3	F: Transglut_prok	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.90.1360.10	Alpha Beta	Alpha-Beta Complex	Microbial transglutaminase. Chain: a	Protein-glutamine gamma-glutamyltransferase	CATH (4.3.0)
A	3.90.1360.10	Alpha Beta	Alpha-Beta Complex	Microbial transglutaminase. Chain: a	Protein-glutamine gamma-glutamyltransferase	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C, D	Papain inhibitor	enzyme regulator activity molecular function inhibitor activity peptidase regulator activity serine-type endopeptidase inhibitor activity molecular function regulator activity enzyme inhibitor activity peptidase inhibitor activity endopeptidase regulator activity endopeptidase inhibitor activity cysteine-type endopeptidase inhibitor activity	negative regulation of hydrolase activity negative regulation of proteolysis regulation of cellular process regulation of catalytic activity negative regulation of biological process negative regulation of catalytic activity regulation of primary metabolic process negative regulation of peptidase activity regulation of proteolysis proteolysis negative regulation of cellular process protein metabolic process negative regulation of protein metabolic process negative regulation of macromolecule metabolic process negative regulation of hydrolase activity negative regulation of proteolysis regulation of cellular process regulation of catalytic activity negative regulation of biological process negative regulation of catalytic activity regulation of primary metabolic process negative regulation of peptidase activity regulation of proteolysis proteolysis negative regulation of cellular process protein metabolic process negative regulation of protein metabolic process negative regulation of macromolecule metabolic process regulation of biological process regulation of protein metabolic process negative regulation of metabolic process biological regulation negative regulation of molecular function regulation of peptidase activity primary metabolic process regulation of macromolecule metabolic process regulation of molecular function regulation of hydrolase activity metabolic process cellular process macromolecule metabolic process regulation of metabolic process	-
A, B	PROTEIN-GLUTAMINE GAMMA-GLUTAMYLTRANSFERASE	aminoacyltransferase activity protein-glutamine gamma-glutamyltransferase activity catalytic activity, acting on a protein acyltransferase activity transferase activity catalytic activity	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C, D	IPR048197	Papain inhibitor	Family
C, D	IPR036908	RlpA-like domain superfamily	Homologous Superfamily
C, D	IPR051477	Expansin_CellWall	Unknown
C, D	IPR009009	RlpA-like protein, double-psi beta-barrel domain	Domain
A, B	IPR038765	Papain-like cysteine peptidase superfamily	Homologous Superfamily
A, B	IPR037084	Protein-glutamine gamma-glutamyltransferase superfamily	Homologous Superfamily
A, B	IPR015107	Protein-glutamine gamma-glutamyltransferase	Family

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
C, D	OAS	Parent Component: SER : AA0364 : O-acetyl-L-serine MOD:00369 , N,O-diacetylated L-serine MOD:00648

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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.