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8X1Q

Cryo-EM structure of human DRA (SLC26A3) bound with bicarbonate

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B
(A, B)
Chloride anion exchangerpolymer77585877.82UniProt (P40879)
Pfam (PF00916)
Pfam (PF01740)
Homo sapiens (human)DRA
2C, D
(A, B)
BICARBONATE IONnon-polymer61.02Chemie (BCT)
3E, F
(A, B)
waterwater18.04Chemie (HOH)
Sequence modifications
A, B: 1 - 764 (UniProt: P40879)
PDBExternal DatabaseDetails
Met -10-initiating methionine
Asp -9-expression tag
Tyr -8-expression tag
Lys -7-expression tag
Asp -6-expression tag
Asp -5-expression tag
Asp -4-expression tag
Asp -3-expression tag
Lys -2-expression tag
Gly -1-expression tag
Thr 0-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight171755.7
Non-Polymers*Number of molecules2
Total formula weight122.0
All*Total formula weight171877.7
*Water molecules are not included.

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PDB entries from 2025-07-23

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