9BTG

Human SCNN1B-SCNN1B-SCNN1G ENaC trimer

This is a non-PDB format compatible entry.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Amiloride-sensitive sodium channel subunit beta	polymer	640	72696.8	2	UniProt (P51168) Pfam (PF00858)	Homo sapiens (human)	Beta-NaCH,Epithelial Na(+) channel subunit beta,Beta-ENaC,ENaCB,Nonvoltage-gated sodium channel 1 subunit beta,SCNEB
2	C (C)	Amiloride-sensitive sodium channel subunit gamma	polymer	649	74202.7	1	UniProt (P51170) Pfam (PF00858)	Homo sapiens (human)	Epithelial Na(+) channel subunit gamma,ENaCG,Gamma-ENaC,Gamma-NaCH,Nonvoltage-gated sodium channel 1 subunit gamma,SCNEG
3	D, E, F (D, E, F)	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	3	In PDB GlyTouCan (G42666HT)
4	G, H, I, J, K... (A, B)	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	6	Chemie (NAG)

Sequence modifications

A, B: 1 - 640 (UniProt: P51168)

PDB	External Database	Details
Ala 30	Cys 30	engineered mutation

C: 1 - 649 (UniProt: P51170)

PDB	External Database	Details
Ala 33	Cys 33	engineered mutation
Ala 41	Cys 41	engineered mutation
Ala 138	Arg 138	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	219596.4
Branched	Number of molecules	3
	Total formula weight	1273.2
Non-Polymers*	Number of molecules	6
	Total formula weight	1327.2
All*	Total formula weight	222196.8

*Water molecules are not included.