1BLL

X-RAY CRYSTALLOGRAPHIC DETERMINATION OF THE STRUCTURE OF BOVINE LENS LEUCINE AMINOPEPTIDASE COMPLEXED WITH AMASTATIN: FORMULATION OF A CATALYTIC MECHANISM FEATURING A GEM-DIOLATE TRANSITION STATE

External Resource: Annotation

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

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A [auth E]	d1blle1	Alpha and beta proteins (a/b)	Macro domain-like	Macro domain-like	Leucine aminopeptidase (Aminopeptidase A), N-terminal domain	Leucine aminopeptidase (Aminopeptidase A), N-terminal domain	bovine (Bos taurus ) [TaxId: 9913 ],	SCOPe (2.08)
A [auth E]	d1blle2	Alpha and beta proteins (a/b)	Phosphorylase/hydrolase-like	Zn-dependent exopeptidases	Leucine aminopeptidase, C-terminal domain	Leucine aminopeptidase, C-terminal domain	bovine (Bos taurus ) [TaxId: 9913 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A [auth E]	SCOP2B Superfamily	Zn-dependent exopeptidases	8032199	3000662	SCOP2B (2022-06-29)
A [auth E]	SCOP2B Superfamily	Macro domain-like	8044414	3000458	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 [auth E]	Peptidase_M17	e1bllE1	A: a/b three-layered sandwiches	X: Phosphorylase/hydrolase-like	H: Zn-dependent exopeptidases (From Topology)	T: Zn-dependent exopeptidases	F: Peptidase_M17	ECOD (1.6)
A [auth E]	Peptidase_M17_N	e1bllE2	A: a/b three-layered sandwiches	X: Macro domain-like (From Topology)	H: Macro domain-like (From Topology)	T: Macro domain-like	F: Peptidase_M17_N	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A [auth E]	3.40.220.10	Alpha Beta	3-Layer(aba) Sandwich	Leucine Aminopeptidase, subunit E	domain 1	CATH (4.3.0)
A [auth E]	3.40.630.10	Alpha Beta	3-Layer(aba) Sandwich	Aminopeptidase	Zn peptidases	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth E]	PF02789	Cytosol aminopeptidase family, N-terminal domain (Peptidase_M17_N)	Cytosol aminopeptidase family, N-terminal domain	-	Domain
A [auth E]	PF00883	Cytosol aminopeptidase family, catalytic domain (Peptidase_M17)	Cytosol aminopeptidase family, catalytic domain	The two associated zinc ions and the active site are entirely enclosed within the C-terminal catalytic domain in leucine aminopeptidase.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth E]	LEUCINE AMINOPEPTIDASE	peptidase activity catalytic activity, acting on a protein hydrolase activity exopeptidase activity catalytic activity carboxypeptidase activity cation binding manganese ion binding transition metal ion binding ion binding binding metal ion binding small molecule binding dipeptidase activity peptidase activity catalytic activity, acting on a protein hydrolase activity exopeptidase activity catalytic activity carboxypeptidase activity cation binding manganese ion binding transition metal ion binding ion binding binding metal ion binding small molecule binding dipeptidase activity metallopeptidase activity aminopeptidase activity metalloaminopeptidase activity metalloexopeptidase activity disordered domain specific binding protein binding protein domain specific binding	proteolysis metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle
B [auth I]	AMASTATIN	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth E]	IPR008283	Peptidase M17, leucyl aminopeptidase, N-terminal	Domain
A [auth E]	IPR000819	Peptidase M17, leucyl aminopeptidase, C-terminal	Domain
A [auth E]	IPR011356	Peptidase M17, leucine aminopeptidase/peptidase B	Family
A [auth E]	IPR043472	Macro domain-like	Homologous Superfamily
A [auth E]	IPR023042	Peptidase M17, leucine aminopeptidase	Family

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A [auth E]	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
B [auth I]	L2O	RESID: AA0041 , AA0042 , AA0043 , AA0044 , AA0045 , AA0046 , AA0049 , AA0050 , AA0051 , AA0052 , AA0053 , AA0054 , AA0354

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.