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3T6F

Biotin complex of Y54F core streptavidin

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B
(A, B)
Streptavidinpolymer12713265.32UniProt (P22629)Streptomyces avidinii
2C, G
(A, B)
BIOTINnon-polymer244.32Chemie (BTN)
3D, I
(A, B)
BIOTIN-D-SULFOXIDEnon-polymer260.32Chemie (BSO)
PubChem (83833)
PubChem (49850197)
PubChem (73425412)
PubChem (566344)
PubChem (121337627)
PubChem (15604247)
PubChem (15991534)
PubChem (126969080)
PubChem (126970172)
PubChem (129191518)
PubChem (133109153)
PubChem (137705525)
PubChem (169434472)
4E, F, L, M
(A, B)
GLYCEROLnon-polymer92.14Chemie (GOL)
PubChem (753)
5H, J, K
(B)
SULFATE IONnon-polymer96.13Chemie (SO4)
6N, O
(A, B)
waterwater18.0248Chemie (HOH)
Sequence modifications
A, B: 13 - 139 (UniProt: P22629)
PDBExternal DatabaseDetails
Phe 54Tyr 78engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight26530.7
Non-Polymers*Number of molecules11
Total formula weight1665.8
All*Total formula weight28196.5
*Water molecules are not included.

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PDB entries from 2026-05-06

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