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2CNQ

Atomic resolution structure of SAICAR-synthase from Saccharomyces cerevisiae complexed with ADP, AICAR, succinate

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
PHOSPHORIBOSYLAMINOIMIDAZOLE-SUCCINOCARBOXAMIDE SYNTHASEpolymer30634545.21UniProt (P27616)
Pfam (PF01259)
SACCHAROMYCES CEREVISIAE (BAKER'S YEAST)SAICAR SYNTHETASE
2B, F
(A)
ADENOSINE-5'-DIPHOSPHATEnon-polymer427.22Chemie (ADP)
3C, D
(A)
AMINOIMIDAZOLE 4-CARBOXAMIDE RIBONUCLEOTIDEnon-polymer338.22Chemie (AMZ)
PubChem (16760280)
PubChem (25322835)
PubChem (29971658)
PubChem (29971663)
PubChem (46874858)
PubChem (46936194)
PubChem (69015652)
PubChem (200)
PubChem (65110)
PubChem (92209412)
PubChem (92209413)
PubChem (92209414)
PubChem (92209415)
PubChem (90004537)
PubChem (159841653)
PubChem (162938701)
PubChem (163812830)
PubChem (171699377)
PubChem (173757272)
4E
(A)
ADENOSINE MONOPHOSPHATEnon-polymer347.21Chemie (AMP)
PubChem (16397049)
PubChem (16760266)
PubChem (224)
PubChem (34768)
PubChem (83862)
PubChem (40467049)
PubChem (40469468)
PubChem (446048)
PubChem (44348067)
PubChem (45358029)
PubChem (40459109)
PubChem (515384)
PubChem (46874558)
PubChem (638042)
PubChem (46875232)
PubChem (57358045)
PubChem (57879893)
PubChem (57879902)
PubChem (5316444)
PubChem (5742864)
PubChem (177678969)
PubChem (6083)
PubChem (1549371)
PubChem (12163610)
PubChem (12358355)
PubChem (92144436)
PubChem (122197642)
PubChem (12358354)
PubChem (162290139)
PubChem (162946266)
PubChem (171699505)
5G, H
(A)
SUCCINIC ACIDnon-polymer118.12Chemie (SIN)
PubChem (1110)
6I
(A)
MAGNESIUM IONnon-polymer24.31Chemie (MG)
PubChem (888)
7J, K, L, M
(A)
SULFATE IONnon-polymer96.14Chemie (SO4)
8N
(A)
waterwater18.0733Chemie (HOH)
Sequence modifications
A: 1 - 1 (PDB: 2CNQ)
A: 2 - 306 (UniProt: P27616)
PDBExternal DatabaseDetails
Glu 185Gly 185conflict
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight34545.2
Non-Polymers*Number of molecules12
Total formula weight2522.8
All*Total formula weight37068.0
*Water molecules are not included.

251422

PDB entries from 2026-04-01

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