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3KFN

HIV Protease (PR) with inhibitor TL-3 and fragment hit 4D9 by soaking

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B
(A, B)
Proteasepolymer9910831.82UniProt (Q903N5)
UniProt (by SIFTS) (P12499)
Human immunodeficiency virus 1
2C
(A)
benzyl [(1S,4S,7S,8R,9R,10S,13S,16S)-7,10-dibenzyl-8,9-dihydroxy-1,16-dimethyl-4,13-bis(1-methylethyl)-2,5,12,15,18-pentaoxo-20-phenyl-19-oxa-3,6,11,14,17-pentaazaicos-1-yl]carbamatenon-polymer909.11BIRD (PRD_000434)
Chemie (3TL)
PubChem (21871574)
PubChem (71710899)
PubChem (471761)
PubChem (5482314)
PubChem (5481249)
PubChem (162533696)
3D
(A)
(1S,2S)-2-methylcyclohexanolnon-polymer114.21Chemie (4DX)
PubChem (11418)
PubChem (24004)
PubChem (24006)
PubChem (45051661)
PubChem (642632)
PubChem (5325949)
PubChem (10975454)
PubChem (12249379)
PubChem (12249380)
4E, F, G, J
(A, B)
DIMETHYL SULFOXIDEnon-polymer78.14Chemie (DMS)
PubChem (679)
5H, K
(A, B)
POTASSIUM IONnon-polymer39.12Chemie (K)
PubChem (813)
6I
(B)
BETA-MERCAPTOETHANOLnon-polymer78.11Chemie (BME)
7L, M
(A, B)
waterwater18.0201Chemie (HOH)
Sequence modifications
A, B: 1 - 99 (UniProt: Q903N5)
PDBExternal DatabaseDetails
Lys 7Arg 7engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight21663.7
Non-Polymers*Number of molecules9
Total formula weight1492.1
All*Total formula weight23155.8
*Water molecules are not included.

251422

PDB entries from 2026-04-01

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