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6Z0R

Crystal structure of SAICAR Synthetase (PurC) from Mycobacterium abscessus in complex with fragment 1

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Phosphoribosylaminoimidazole-succinocarboxamide synthasepolymer30633900.21UniProt (B1MHW4)
Pfam (PF01259)
Mycobacteroides abscessus ATCC 19977SAICAR synthetase
2B
(A)
4-azanylpyrimidine-5-carbonitrilenon-polymer120.11Chemie (Q4H)
3C
(A)
SULFATE IONnon-polymer96.11Chemie (SO4)
4D, E
(A)
1,2-ETHANEDIOLnon-polymer62.12Chemie (EDO)
5F
(A)
waterwater18.0306Chemie (HOH)
Sequence modifications
A: 1 - 297 (UniProt: B1MHW4)
PDBExternal DatabaseDetails
Met -8-initiating methionine
Ser -7-expression tag
His -6-expression tag
His -5-expression tag
His -4-expression tag
His -3-expression tag
His -2-expression tag
His -1-expression tag
Ser 0-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight33900.2
Non-Polymers*Number of molecules4
Total formula weight340.3
All*Total formula weight34240.5
*Water molecules are not included.

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PDB entries from 2025-07-30

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