Structure of PDB 3tne Chain A Binding Site BS01

Receptor Information
>3tne Chain A (length=339) Species: 5480 (Candida parapsilosis) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
DSISLSLINEGPSYASKVSVGSNKQQQTVIIDTGSSDFWVVDSNAQCGKG
VDCKSSGTFTPSSSSSYKNLGAAFTIRYGDGSTSQGTWGKDTVTINGVSI
TGQQIADVTQTSVDQGILGIGYTSNEAVYDTSGRQTTPNYDNVPVTLKKQ
GKIRTNAYSLYLNSPSAETGTIIFGGVDNAKYSGKLVAEQVTSSQALTIS
LASVNLKGSSFSFGDGALLDSGTTLTYFPSDFAAQLADKAGARLVQVARD
QYLYFIDCNTDTSGTTVFNFGNGAKITVPNTEYVYQNGDGTCLWGIQPSD
DTILGDNFLRHAYLLYNLDANTISIAQVKYTTDSSISAV
Ligand information
Ligand IDRIT
InChIInChI=1S/C37H48N6O5S2/c1-24(2)33(42-36(46)43(5)20-29-22-49-35(40-29)25(3)4)34(45)39-28(16-26-12-8-6-9-13-26)18-32(44)31(17-27-14-10-7-11-15-27)41-37(47)48-21-30-19-38-23-50-30/h6-15,19,22-25,28,31-33,44H,16-18,20-21H2,1-5H3,(H,39,45)(H,41,47)(H,42,46)/t28-,31-,32-,33-/m0/s1
InChIKeyNCDNCNXCDXHOMX-XGKFQTDJSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.0CC(C)c1nc(cs1)CN(C)C(=O)N[C@@H](C(C)C)C(=O)N[C@@H](Cc2ccccc2)C[C@@H]([C@H](Cc3ccccc3)NC(=O)OCc4cncs4)O
OpenEye OEToolkits 1.7.0CC(C)c1nc(cs1)CN(C)C(=O)NC(C(C)C)C(=O)NC(Cc2ccccc2)CC(C(Cc3ccccc3)NC(=O)OCc4cncs4)O
CACTVS 3.370CC(C)[CH](NC(=O)N(C)Cc1csc(n1)C(C)C)C(=O)N[CH](C[CH](O)[CH](Cc2ccccc2)NC(=O)OCc3scnc3)Cc4ccccc4
CACTVS 3.370CC(C)[C@H](NC(=O)N(C)Cc1csc(n1)C(C)C)C(=O)N[C@H](C[C@H](O)[C@H](Cc2ccccc2)NC(=O)OCc3scnc3)Cc4ccccc4
ACDLabs 12.01O=C(OCc1scnc1)NC(Cc2ccccc2)C(O)CC(NC(=O)C(NC(=O)N(Cc3nc(sc3)C(C)C)C)C(C)C)Cc4ccccc4
FormulaC37 H48 N6 O5 S2
NameRITONAVIR;
A-84538
ChEMBLCHEMBL163
DrugBankDB00503
ZINCZINC000003944422
PDB chain3tne Chain A Residue 401 [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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PDB3tne The crystal structure of protease Sapp1p from Candida parapsilosis in complex with the HIV protease inhibitor ritonavir.
Resolution2.4 Å
Binding residue
(original residue number in PDB)		D32 G34 Y78 G79 D80 S82 V113 N125 D220 G222 T223 T224 Y227 I303
Binding residue
(residue number reindexed from 1)		D32 G34 Y78 G79 D80 S82 V113 N125 D220 G222 T223 T224 Y227 I303
Annotation score1
Binding affinityPDBbind-CN: -logKd/Ki=5.72,Ki=1.9uM
Enzymatic activity
Catalytic site (original residue number in PDB) D32 S35 D37 W39 Y78 D220 T223
Catalytic site (residue number reindexed from 1) D32 S35 D37 W39 Y78 D220 T223
Enzyme Commision number 3.4.23.24: candidapepsin.
Gene Ontology
Molecular Function
GO:0004190 aspartic-type endopeptidase activity
Biological Process
GO:0006508 proteolysis
Cellular Component
GO:0005576 extracellular region

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:3tne, PDBe:3tne, PDBj:3tne
PDBsum3tne
PubMed22146051
UniProtP32951|CARP1_CANPA Candidapepsin-1 (Gene Name=SAPP1)

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