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2NPH

Crystal structure of HIV1 protease in situ product complex

Functional Information from GO Data
ChainGOidnamespacecontents
A0004190molecular_functionaspartic-type endopeptidase activity
A0006508biological_processproteolysis
B0004190molecular_functionaspartic-type endopeptidase activity
B0006508biological_processproteolysis
Functional Information from PROSITE/UniProt
site_idPS00141
Number of Residues12
DetailsASP_PROTEASE Eukaryotic and viral aspartyl proteases active site. ALLDTGADDTVL
ChainResidueDetails
AALA22-LEU33

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsACT_SITE: For protease activity; shared with dimeric partner => ECO:0000255|PROSITE-ProRule:PRU10094, ECO:0000305|PubMed:33542150
ChainResidueDetails
AASP25
BASP1025

site_idSWS_FT_FI2
Number of Residues2
DetailsSITE: Cleavage; by viral protease => ECO:0000250
ChainResidueDetails
APHE99
BPHE1099

Catalytic Information from CSA
site_idCSA1
Number of Residues4
DetailsAnnotated By Reference To The Literature 1a30
ChainResidueDetails
AASP25
ATHR26
BTHR1026
BASP1025

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1a30
ChainResidueDetails
AASP25
BASP1025

site_idMCSA1
Number of Residues3
DetailsM-CSA 175
ChainResidueDetails
AASP25hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor
ATHR26electrostatic stabiliser, transition state stabiliser
AGLY27electrostatic stabiliser, hydrogen bond donor

site_idMCSA2
Number of Residues3
DetailsM-CSA 175
ChainResidueDetails
BASP1025hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor
BTHR1026electrostatic stabiliser, transition state stabiliser
BGLY1027electrostatic stabiliser, hydrogen bond donor

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PDB entries from 2025-06-18

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