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2HB4

Structure of HIV Protease NL4-3 in an Unliganded State

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Proteasepolymer9910831.81UniProt (P03367)
Pfam (PF00077)
UniProt (by SIFTS) (Q903N5)
Human immunodeficiency virus 1
2B
(A)
MAGNESIUM IONnon-polymer24.31Chemie (MG)
3C, D, E
(A)
R-1,2-PROPANEDIOLnon-polymer76.13Chemie (PGR)
4F
(A)
waterwater18.041Chemie (HOH)
Sequence modifications
A: 1 - 99 (UniProt: P03367)
PDBExternal DatabaseDetails
Lys 7Arg 506engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight10831.8
Non-Polymers*Number of molecules4
Total formula weight252.6
All*Total formula weight11084.4
*Water molecules are not included.

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PDB entries from 2025-07-02

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