Structure of PDB 2hpt Chain A Binding Site BS02

Receptor Information
>2hpt Chain A (length=866) Species: 83333 (Escherichia coli K-12) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
PQAKYRHDYRAPDYQITDIDLTFDLDAQKTVVTAVSQAVRHGASDAPLRL
NGEDLKLVSVHINDEPWTAWKEEEGALVISNLPERFTLKIINEISPAANT
ALEGLYQSGDALCTQCEAEGFRHITYYLDRPDVLARFTTKIIADKIKYPF
LLSNGNRVAQGELENGRHWVQWQDPFPKPCYLFALVAGDFDVLRDTFTTR
SGREVALELYVDRGNLDRAPWAMTSLKNSMKWDEERFGLEYDLDIYMIVA
VDFFNMGAMENKGLNIFNSKYVLARTDTATDKDYLDIERVIGHEYFHNWT
GNRVTCRDWFQLSLKEGLTVFRDQEFSSDLGSRAVNRINNVRTMRGLQFA
EDASPMAHPIRPDMVIEMNNFYTLTVYEKGAEVIRMIHTLLGEENFQKGM
QLYFERHDGSAATCDDFVQAMEDASNVDLSHFRRWYSQSGTPIVTVKDDY
NPETEQYTLTISQRTPATPDQAEKQPLHIPFAIELYDNEGKVIPLQKGGH
PVNSVLNVTQAEQTFVFDNVYFQPVPALLCEFSAPVKLEYKWSDQQLTFL
MRHARNDFSRWDAAQSLLATYIKLNVARHQQGQPLSLPVHVADAFRAVLL
DEKIDPALAAEILTLPSVNEMAELFDIIDPIAIAEVREALTRTLATELAD
ELLAIYNANYQSEYRVEHEDIAKRTLRNACLRFLAFGETHLADVLVSKQF
HEANNMTDALAALSAAVAAQLPCRDALMQEYDDKWHQNGLVMDKWFILQA
TSPAANVLETVRGLLQHRSFTMSNPNRIRSLIGAFAGSNPAAFHAEDGSG
YLFLVEMLTDLNSRNPQVASRLIEPLIRLKRYDAKRQEKMRAALEQLKGL
ENLSGDLYEKITKALA
Ligand information
Ligand IDBES
InChIInChI=1S/C16H24N2O4/c1-10(2)8-13(16(21)22)18-15(20)14(19)12(17)9-11-6-4-3-5-7-11/h3-7,10,12-14,19H,8-9,17H2,1-2H3,(H,18,20)(H,21,22)/t12-,13+,14+/m1/s1
InChIKeyVGGGPCQERPFHOB-RDBSUJKOSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0CC(C)C[C@@H](C(=O)O)NC(=O)[C@H]([C@@H](Cc1ccccc1)N)O
CACTVS 3.341CC(C)C[C@H](NC(=O)[C@@H](O)[C@H](N)Cc1ccccc1)C(O)=O
ACDLabs 10.04O=C(O)C(NC(=O)C(O)C(N)Cc1ccccc1)CC(C)C
OpenEye OEToolkits 1.5.0CC(C)CC(C(=O)O)NC(=O)C(C(Cc1ccccc1)N)O
CACTVS 3.341CC(C)C[CH](NC(=O)[CH](O)[CH](N)Cc1ccccc1)C(O)=O
FormulaC16 H24 N2 O4
Name2-(3-AMINO-2-HYDROXY-4-PHENYL-BUTYRYLAMINO)-4-METHYL-PENTANOIC ACID;
BESTATIN
ChEMBLCHEMBL29292
DrugBankDB03424
ZINCZINC000001542895
PDB chain2hpt Chain A Residue 960 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB2hpt Structure of aminopeptidase N from Escherichia coli suggests a compartmentalized, gated active site.
Resolution2.3 Å
Binding residue
(original residue number in PDB)		E121 M260 G261 A262 E264 H297 E298 H301 E320 N373 Y376 Y381
Binding residue
(residue number reindexed from 1)		E117 M256 G257 A258 E260 H293 E294 H297 E316 N369 Y372 Y377
Annotation score3
Enzymatic activity
Catalytic site (original residue number in PDB) E264 H297 E298 H301 E320 N373 Y381
Catalytic site (residue number reindexed from 1) E260 H293 E294 H297 E316 N369 Y377
Enzyme Commision number 3.4.11.2: membrane alanyl aminopeptidase.
Gene Ontology
Molecular Function
GO:0004177 aminopeptidase activity
GO:0005515 protein binding
GO:0008237 metallopeptidase activity
GO:0008270 zinc ion binding
GO:0042802 identical protein binding
GO:0046872 metal ion binding
Biological Process
GO:0006508 proteolysis
Cellular Component
GO:0005886 plasma membrane

View graph for
Molecular Function
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Biological Process
View graph for
Cellular Component
External links
PDB RCSB:2hpt, PDBe:2hpt, PDBj:2hpt
PDBsum2hpt
PubMed16938892
UniProtP04825|AMPN_ECOLI Aminopeptidase N (Gene Name=pepN)

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