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4KK7

Structure of EccB1 from the type VII (ESX-1) secretion system of Mycobacterium tuberculosis.

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
ESX-1 secretion system protein eccB1polymer39541829.51UniProt (I6Y4Q7)
Pfam (PF05108)
UniProt (by SIFTS) (P9WNR7)
Mycobacterium tuberculosisEccB1 (Rv3869)
2B, C, D, E
(A)
NICKEL (II) IONnon-polymer58.74Chemie (NI)
3F
(A)
2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOLnon-polymer122.11Chemie (TRS)
4G
(A)
GLYCEROLnon-polymer92.11Chemie (GOL)
5H
(A)
waterwater18.0347Chemie (HOH)
Sequence modifications
A: 72 - 463 (UniProt: I6Y4Q7)
PDBExternal DatabaseDetails
Gly 69-expression tag
Ala 70-expression tag
Met 71-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight41829.5
Non-Polymers*Number of molecules6
Total formula weight449.0
All*Total formula weight42278.5
*Water molecules are not included.

246031

PDB entries from 2025-12-10

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