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3X2Q

X-ray structure of cyanide-bound bovine heart cytochrome c oxidase in the fully oxidized state at 2.0 angstrom resolution

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, N
(A, N)
Cytochrome c oxidase subunit 1polymer51457093.92UniProt (P00396)
Pfam (PF00115)
Bos taurus (domestic cattle)Cytochrome c oxidase polypeptide I
2B, O
(B, O)
Cytochrome c oxidase subunit 2polymer22726068.42UniProt (P68530)
Pfam (PF02790)
Pfam (PF00116)
Bos taurus (domestic cattle)Cytochrome c oxidase polypeptide II
3C, P
(C, P)
Cytochrome c oxidase subunit 3polymer26129957.62UniProt (P00415)
Pfam (PF00510)
Bos taurus (domestic cattle)Cytochrome c oxidase polypeptide III
4D, Q
(D, Q)
Cytochrome c oxidase subunit 4 isoform 1, mitochondrialpolymer14717179.62UniProt (P00423)
Pfam (PF02936)
Bos taurus (domestic cattle)Cytochrome c oxidase polypeptide IV,Cytochrome c oxidase subunit IV isoform 1,COX IV-1
5E, R
(E, R)
Cytochrome c oxidase subunit 5A, mitochondrialpolymer10912453.12UniProt (P00426)
Pfam (PF02284)
Bos taurus (domestic cattle)Cytochrome c oxidase polypeptide Va
6F, S
(F, S)
Cytochrome c oxidase subunit 5B, mitochondrialpolymer9810684.02UniProt (P00428)
Pfam (PF01215)
Bos taurus (domestic cattle)Cytochrome c oxidase polypeptide VIa,Cytochrome c oxidase polypeptide Vb
7G, T
(G, T)
Cytochrome c oxidase subunit 6A2, mitochondrialpolymer859629.82UniProt (P07471)
Pfam (PF02046)
Bos taurus (domestic cattle)Cytochrome c oxidase polypeptide VIa-heart,COXVIAH,Cytochrome c oxidase polypeptide VIb
8H, U
(H, U)
Cytochrome c oxidase subunit 6B1polymer8510039.22UniProt (P00429)
Pfam (PF02297)
Bos taurus (domestic cattle)Cytochrome c oxidase polypeptide VII,Cytochrome c oxidase subunit AED,Cytochrome c oxidase subunit VIb isoform 1,COX VIb-1
9I, V
(I, V)
Cytochrome c oxidase subunit 6Cpolymer748521.02UniProt (P04038)
Pfam (PF02937)
Bos taurus (domestic cattle)Cytochrome c oxidase polypeptide VIc,Cytochrome c oxidase subunit STA
10J, W
(J, W)
Cytochrome c oxidase subunit 7A1, mitochondrialpolymer596682.72UniProt (P07470)
Pfam (PF02238)
Bos taurus (domestic cattle)Cytochrome c oxidase subunit VIIIc,VIIIC,Cytochrome c oxidase subunit VIIa-heart,Cytochrome c oxidase subunit VIIa-H,Cytochrome c oxidase subunit VIIa-muscle,Cytochrome c oxidase subunit VIIa-M
11K, X
(K, X)
Cytochrome c oxidase subunit 7B, mitochondrialpolymer566365.22UniProt (P13183)
Pfam (PF05392)
Bos taurus (domestic cattle)Cytochrome c oxidase polypeptide VIIb,IHQ
12L, Y
(L, Y)
Cytochrome c oxidase subunit 7C, mitochondrialpolymer475449.42UniProt (P00430)
Pfam (PF02935)
Bos taurus (domestic cattle)Cytochrome c oxidase polypeptide VIIIA,Cytochrome c oxidase polypeptide VIIc
13M, Z
(M, Z)
Cytochrome c oxidase subunit 8B, mitochondrialpolymer464967.82UniProt (P10175)
Pfam (PF02285)
Bos taurus (domestic cattle)Cytochrome c oxidase polypeptide VIII-heart,Cytochrome c oxidase subunit 8-1,Cytochrome c oxidase subunit 8H,IX,VIIIb
14AA, BB
(A, N)
CYANIDE IONnon-polymer26.02Chemie (CYN)
PubChem (5975)
15BA, CA, CB, DB
(A, N)
HEME-Anon-polymer852.84Chemie (HEA)
16DA, EB
(A, N)
COPPER (II) IONnon-polymer63.52Chemie (CU)
PubChem (27099)
17EA, FB
(A, N)
MAGNESIUM IONnon-polymer24.32Chemie (MG)
PubChem (888)
18FA, GB
(A, N)
SODIUM IONnon-polymer23.02Chemie (NA)
PubChem (923)
19GA, JB, KB, SA, XB...
(A, N, D, Q, L)
TRISTEAROYLGLYCEROLnon-polymer891.56Chemie (TGL)
PubChem (11146)
20HA, HB, IA, IB, MA...
(A, N, C, P)
(1R)-2-{[{[(2S)-2,3-DIHYDROXYPROPYL]OXY}(HYDROXY)PHOSPHORYL]OXY}-1-[(PALMITOYLOXY)METHYL]ETHYL (11E)-OCTADEC-11-ENOATEnon-polymer749.08Chemie (PGV)
PubChem (21158857)
PubChem (73746220)
PubChem (5289145)
PubChem (162368821)
PubChem (163029036)
21JA, LB
(B, O)
DINUCLEAR COPPER IONnon-polymer127.12Chemie (CUA)
22KA, MB, OA, PA, UB...
(B, O, C, P)
CHOLIC ACIDnon-polymer408.66Chemie (CHD)
PubChem (16401672)
PubChem (16758100)
PubChem (18528842)
PubChem (20638765)
PubChem (303)
PubChem (23636694)
PubChem (23640631)
PubChem (6676)
PubChem (23876184)
PubChem (24836753)
PubChem (24883735)
PubChem (43835083)
PubChem (16401251)
PubChem (44135469)
PubChem (44629918)
PubChem (44657327)
PubChem (21139644)
PubChem (45114537)
PubChem (45382168)
PubChem (122340)
PubChem (1762378)
PubChem (46397523)
PubChem (46783697)
PubChem (49791911)
PubChem (49796810)
PubChem (50989873)
PubChem (51432410)
PubChem (51546373)
PubChem (53298695)
PubChem (53393606)
PubChem (53477699)
PubChem (160636)
PubChem (221493)
PubChem (57937243)
PubChem (44339334)
PubChem (58133002)
PubChem (58582306)
PubChem (376829)
PubChem (439520)
PubChem (58984417)
PubChem (59032051)
PubChem (59316662)
PubChem (59877711)
PubChem (59963674)
PubChem (59997751)
PubChem (60076012)
PubChem (60098994)
PubChem (60114995)
PubChem (440427)
PubChem (46780112)
PubChem (66678354)
PubChem (68097396)
PubChem (68131418)
PubChem (68318251)
PubChem (68338620)
PubChem (68372213)
PubChem (71260265)
PubChem (70649328)
PubChem (70824975)
PubChem (70930320)
PubChem (70930789)
PubChem (70960845)
PubChem (637625)
PubChem (59130005)
PubChem (59381614)
PubChem (59903914)
PubChem (67122255)
PubChem (3246132)
PubChem (69904012)
PubChem (130213)
PubChem (145883)
PubChem (70866085)
PubChem (71001249)
PubChem (239672)
PubChem (71314856)
PubChem (71752895)
PubChem (5283869)
PubChem (5283870)
PubChem (5283871)
PubChem (5283873)
PubChem (5283875)
PubChem (5283877)
PubChem (5283878)
PubChem (74765127)
PubChem (89830646)
PubChem (5302608)
PubChem (5315844)
PubChem (91128541)
PubChem (91810856)
PubChem (5283876)
PubChem (5283879)
PubChem (5283880)
PubChem (5283872)
PubChem (5283874)
PubChem (98044963)
PubChem (99565617)
PubChem (122645815)
PubChem (124161889)
PubChem (124318072)
PubChem (124488681)
PubChem (125037036)
PubChem (126577457)
PubChem (129274856)
PubChem (129274855)
PubChem (129359810)
PubChem (6708709)
PubChem (6850901)
PubChem (6850905)
PubChem (99564899)
PubChem (99565857)
PubChem (133135020)
PubChem (133126746)
PubChem (11350342)
PubChem (117684834)
PubChem (117767695)
PubChem (117944573)
PubChem (118241311)
PubChem (9802771)
PubChem (121232934)
PubChem (9846429)
PubChem (9866174)
PubChem (122537896)
PubChem (122537897)
PubChem (122644681)
PubChem (122644923)
PubChem (122646384)
PubChem (12303168)
PubChem (13020196)
PubChem (71172094)
PubChem (124328806)
PubChem (124364505)
PubChem (124425250)
PubChem (124488680)
PubChem (124511215)
PubChem (124518077)
PubChem (124518078)
PubChem (124518446)
PubChem (124761950)
PubChem (12080557)
PubChem (12303167)
PubChem (12303172)
PubChem (12303175)
PubChem (12303178)
PubChem (12303180)
PubChem (13020205)
PubChem (124841930)
PubChem (124896923)
PubChem (124896924)
PubChem (124896925)
PubChem (124896926)
PubChem (124904187)
PubChem (124904188)
PubChem (124906682)
PubChem (124906683)
PubChem (124914603)
PubChem (124914604)
PubChem (124914605)
PubChem (124914606)
PubChem (125027431)
PubChem (125037037)
PubChem (162771689)
PubChem (163059393)
PubChem (163059399)
PubChem (163059389)
PubChem (126422551)
PubChem (126422552)
PubChem (126577461)
PubChem (126672319)
PubChem (166858402)
PubChem (126969154)
PubChem (129106816)
PubChem (129460958)
PubChem (129600748)
PubChem (129628082)
PubChem (130220803)
PubChem (131700165)
PubChem (132441695)
PubChem (133548348)
PubChem (133612061)
PubChem (133655733)
PubChem (133687870)
PubChem (133688934)
PubChem (134462403)
PubChem (134555902)
PubChem (134866321)
PubChem (135373095)
PubChem (137474142)
PubChem (138107312)
PubChem (139248576)
PubChem (139291795)
PubChem (139372812)
PubChem (140618124)
PubChem (141854542)
PubChem (142134118)
PubChem (143658950)
PubChem (144316980)
PubChem (145264188)
PubChem (145714625)
PubChem (146030145)
PubChem (146665897)
PubChem (154033190)
PubChem (154036252)
PubChem (154747009)
PubChem (154825357)
PubChem (155275443)
PubChem (155605940)
PubChem (157048615)
PubChem (157269375)
PubChem (157351909)
PubChem (157383333)
PubChem (158041002)
PubChem (158420924)
PubChem (158675416)
PubChem (160081178)
PubChem (160743345)
PubChem (160917187)
PubChem (161973449)
PubChem (163059390)
PubChem (163059391)
PubChem (163059392)
PubChem (163059394)
PubChem (163059395)
PubChem (163059396)
PubChem (163059397)
PubChem (163059398)
PubChem (163059400)
PubChem (163452349)
PubChem (163452350)
PubChem (163452351)
PubChem (167344826)
PubChem (168841979)
PubChem (168841990)
PubChem (168845540)
PubChem (169410142)
PubChem (169436432)
PubChem (171721516)
PubChem (157060709)
23LA, QB
(C, P)
UNKNOWN ATOM OR IONnon-polymer2Chemie (UNX)
24AC, NA, TB, XA
(T, C, P, G)
CARDIOLIPINnon-polymer1464.04Chemie (CDL)
PubChem (17753886)
PubChem (5287898)
25QA, RB, WA, WB, YA...
(C, P, G, T)
(1S)-2-{[(2-AMINOETHOXY)(HYDROXY)PHOSPHORYL]OXY}-1-[(STEAROYLOXY)METHYL]ETHYL (5E,8E,11E,14E)-ICOSA-5,8,11,14-TETRAENOATEnon-polymer768.16Chemie (PEK)
PubChem (21158855)
PubChem (44552596)
PubChem (45253969)
PubChem (45253978)
PubChem (53301835)
PubChem (72280040)
PubChem (53652586)
PubChem (73659094)
PubChem (5289133)
PubChem (123132887)
PubChem (9546819)
PubChem (6426736)
PubChem (134812608)
PubChem (9546829)
PubChem (9546830)
PubChem (145998242)
PubChem (156613384)
PubChem (162679672)
26NB, TA
(O, E)
(7R,17E,20E)-4-HYDROXY-N,N,N-TRIMETHYL-9-OXO-7-[(PALMITOYLOXY)METHYL]-3,5,8-TRIOXA-4-PHOSPHAHEXACOSA-17,20-DIEN-1-AMINIUM 4-OXIDEnon-polymer759.12Chemie (PSC)
PubChem (122219)
PubChem (46936343)
PubChem (53962049)
PubChem (446962)
PubChem (5313189)
PubChem (5313191)
PubChem (5289212)
PubChem (5313188)
PubChem (5313190)
PubChem (124586127)
27UA, YB
(F, S)
ZINC IONnon-polymer65.42Chemie (ZN)
28AB, BC, OB, VA
(M, Z, P, G)
DECYL-BETA-D-MALTOPYRANOSIDEnon-polymer482.64Chemie (DMU)
PubChem (24776995)
PubChem (16396531)
PubChem (45253991)
PubChem (45254001)
PubChem (24802064)
PubChem (56845266)
PubChem (58112552)
PubChem (45253971)
PubChem (59518661)
PubChem (49866911)
PubChem (70796430)
PubChem (70839938)
PubChem (71307274)
PubChem (3637526)
PubChem (5288091)
PubChem (95370473)
PubChem (98046563)
PubChem (5288728)
PubChem (101207920)
PubChem (126735852)
PubChem (95370474)
PubChem (95370475)
PubChem (95370476)
PubChem (98046559)
PubChem (98046561)
PubChem (100941450)
PubChem (100950626)
PubChem (102219024)
PubChem (118704896)
PubChem (123134571)
PubChem (124867949)
PubChem (124867950)
PubChem (124867951)
PubChem (124867952)
PubChem (126731012)
PubChem (126731036)
PubChem (126735974)
PubChem (168490163)
29AD, BD, CC, DC, EC...
(Y, Z, A, B, C...)
waterwater18.01286Chemie (HOH)
Sequence modifications
I, V: 1 - 73 (UniProt: P04038)
PDBExternal DatabaseDetails
Ace 0-acetylation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains26
Total formula weight410183.6
Non-Polymers*Number of molecules54
Total formula weight31775.3
All*Total formula weight441958.9
*Water molecules are not included.

253091

PDB entries from 2026-05-06

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