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6ONO

Complex structure of WhiB1 and region 4 of SigA in C2221 space group

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, C
(A, C)
Transcription regulator WhiB1polymer768553.32UniProt (P9WF43)
Pfam (PF02467)
Mycobacterium tuberculosis H37RvIron-sulfur cluster protein WhiB1
2B, D
(B, D)
RNA polymerase sigma factor SigApolymer12013686.92UniProt (P9WGI1)
Pfam (PF04539)
Pfam (PF04545)
Mycobacterium tuberculosis H37RvSigma-A
3E, H
(A, C)
IRON/SULFUR CLUSTERnon-polymer351.62Chemie (SF4)
4F, G
(A)
DI(HYDROXYETHYL)ETHERnon-polymer106.12Chemie (PEG)
5I, J, K, L
(A, B, C, D)
waterwater18.0235Chemie (HOH)
Sequence modifications
B, D: 417 - 528 (UniProt: P9WGI1)
PDBExternal DatabaseDetails
Mse 409-expression tag
Ala 410-expression tag
His 411-expression tag
His 412-expression tag
His 413-expression tag
His 414-expression tag
His 415-expression tag
His 416-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains4
Total formula weight44480.4
Non-Polymers*Number of molecules4
Total formula weight915.5
All*Total formula weight45395.9
*Water molecules are not included.

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PDB entries from 2025-07-23

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