Annotations: 9MLK

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
A [auth H], C [auth I], E [auth J]	Heavy Chain	IGHV3	-	transmembrane protein	SAbDab (2026-05-15)
B [auth L], D [auth M], F [auth N]	Light Chain	IGKV4	Kappa	transmembrane protein	SAbDab (2026-05-15)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth H], C [auth I], E [auth J]	Kenv-4 Fab Heavy Chain	-	-	-
B [auth L], D [auth M], F [auth N]	Kenv-4 Fab Light Chain	-	-	-
G [auth A], H [auth C], I [auth B]	Transmembrane protein	structural molecule activity	-	cell periphery cellular anatomical structure plasma membrane membrane

Chains	Accession	Name	Type
G [auth A], H [auth C], I [auth B]	IPR029104	Retro-transcribing virus envelope glycoprotein	Domain
G [auth A], H [auth C], I [auth B]	IPR000328	Retroviral envelope protein GP41-like	Domain
G [auth A], H [auth C], I [auth B]	IPR059105	Rec21/ENK19	Domain
G [auth A], H [auth C], I [auth B]	IPR051255	Retroviral envelope glycoprotein	Family

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.

9MLK | pdb_00009mlk