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N21

Bonds
First atomSecond atomBond order typeDistance
(experimental model)
Distance
(ideal model)
Properties
OE2CDsing1.34Å1.25Å
CDOE1doub1.21Å1.26Å
CDCGsing1.51Å1.52Å
CGCBsing1.53Å1.52Å
CBCAsing1.53Å1.53Å
COXTsing1.34Å1.26Å
COdoub1.21Å1.25Å
CCAsing1.51Å1.52Å
NCAsing1.46Å1.46Å
NSAUsing1.66Å1.53Å
OBCSAUdoub1.42Å1.43Å
CATCAQsing1.38Å1.40ÅAromatic
CATCASdoub1.38Å1.40ÅAromatic
CAQCAOdoub1.38Å1.40ÅAromatic
CASCARsing1.38Å1.40ÅAromatic
CASSAUsing1.76Å1.61Å
CARCAPdoub1.38Å1.40ÅAromatic
CAPCAOsing1.38Å1.40ÅAromatic
CAOCANsing1.51Å1.52Å
CANOAYsing1.43Å1.43Å
CAACABsing1.39Å1.40ÅAromatic
CAACACdoub1.39Å1.40ÅAromatic
CAAOAYsing1.36Å1.38Å
CABCAGdoub1.38Å1.39ÅAromatic
CAGCAFsing1.40Å1.39ÅAromatic
CACCAEsing1.38Å1.40ÅAromatic
CAECAFdoub1.40Å1.40ÅAromatic
CAFCAHsing1.47Å1.51Å
CAHCAIdoub1.36Å1.53Å
SBGCALsing1.77Å1.75Å
SBGCAIsing1.77Å1.76Å
CALNAXsing1.34Å1.34Å
CALOBHdoub1.22Å1.47Å
NAXCAKsing1.32Å1.34Å
CAKCAIsing1.47Å1.38Å
CAKOBEdoub1.22Å1.48Å
SAUOBDdoub1.42Å1.43Å
OE2HE2sing0.97Å0.95Å
CGHG1Csing1.09Å1.10Å
CGHG2Csing1.09Å1.10Å
CBHB1Csing1.09Å1.10Å
CBHB2Csing1.09Å1.10Å
CAHAsing1.09Å1.10Å
OXTHXTsing0.97Å0.95Å
NHsing0.97Å1.00Å
CATHATsing1.08Å1.08Å
CAQHAQsing1.08Å1.08Å
CARHARsing1.08Å1.08Å
CAPHAPsing1.08Å1.08Å
CANHAN1sing1.09Å1.10Å
CANHAN2sing1.09Å1.10Å
CABHABsing1.08Å1.08Å
CACHACsing1.08Å1.08Å
CAGHAGsing1.08Å1.08Å
CAEHAEsing1.08Å1.08Å
CAHHAHsing1.08Å1.08Å
NAXHAXsing0.97Å1.00Å
Angles
First atomSecond atomThird atomAngle
(experimental model)
Angle
(ideal model)
OE2CDOE1122.2°120.0°
OE2CDCG115.9°120.0°
CDOE2HE2109.5°117.0°
OE1CDCG121.9°120.0°
CDCGCB114.6°109.5°
CDCGHG1C107.8°109.4°
CDCGHG2C106.6°109.5°
CGCBCA109.7°109.5°
CBCGHG1C107.8°109.5°
CBCGHG2C106.6°109.5°
CGCBHB1C109.4°109.4°
CGCBHB2C109.3°109.5°
CBCAC110.7°109.5°
CBCAN104.6°109.5°
CACBHB1C109.3°109.5°
CACBHB2C109.3°109.4°
CBCAHA112.9°109.5°
OXTCO122.4°120.0°
OXTCCA120.0°120.0°
COXTHXT109.5°117.0°
OCCA117.6°120.0°
CCAN112.4°109.5°
CCAHA105.1°109.5°
CANSAU121.3°120.0°
NCAHA111.3°109.5°
CANH105.7°120.0°
NSAUOBC109.1°106.4°
NSAUCAS106.7°107.2°
NSAUOBD109.7°106.4°
SAUNH105.7°120.0°
OBCSAUCAS108.9°106.4°
OBCSAUOBD111.1°123.1°
CAQCATCAS120.1°120.0°
CATCAQCAO120.3°120.0°
CAQCATHAT120.0°120.0°
CATCAQHAQ119.9°120.0°
CATCASCAR119.5°120.0°
CATCASSAU121.7°120.1°
CASCATHAT120.0°120.0°
CAQCAOCAP119.5°120.0°
CAQCAOCAN121.7°120.0°
CAOCAQHAQ119.9°119.9°
CARCASSAU118.8°120.0°
CASCARCAP120.4°120.0°
CASCARHAR119.8°120.0°
CASSAUOBD111.2°106.4°
CARCAPCAO120.3°120.0°
CAPCARHAR119.8°120.0°
CARCAPHAP119.9°120.0°
CAPCAOCAN118.8°120.0°
CAOCAPHAP119.8°120.0°
CAOCANOAY113.8°109.5°
CAOCANHAN1108.1°109.5°
CAOCANHAN2107.1°109.5°
CANOAYCAA122.2°117.0°
OAYCANHAN1108.1°109.5°
OAYCANHAN2107.1°109.5°
CABCAACAC119.4°120.3°
CABCAAOAY120.1°119.9°
CAACABCAG120.9°120.1°
CAACABHAB119.6°119.9°
CACCAAOAY120.5°119.8°
CAACACCAE119.8°120.1°
CAACACHAC120.1°120.0°
CABCAGCAF119.7°119.9°
CAGCABHAB119.5°120.0°
CABCAGHAG120.2°120.0°
CAGCAFCAE119.7°119.8°
CAGCAFCAH116.7°120.1°
CAFCAGHAG120.1°120.1°
CACCAECAF120.5°119.9°
CAECACHAC120.1°120.0°
CACCAEHAE119.7°120.0°
CAECAFCAH123.6°120.1°
CAFCAEHAE119.7°120.0°
CAFCAHCAI121.2°120.0°
CAFCAHHAH119.5°120.0°
CAHCAISBG124.5°128.0°
CAHCAICAK125.5°128.0°
CAICAHHAH119.4°120.0°
CALSBGCAI85.4°94.6°
SBGCALNAX119.7°106.9°
SBGCALOBH121.9°126.5°
SBGCAICAK110.0°104.1°
NAXCALOBH118.4°126.6°
CALNAXCAK106.0°119.5°
CALNAXHAX127.0°120.3°
NAXCAKCAI118.9°115.0°
NAXCAKOBE121.6°122.6°
CAKNAXHAX127.0°120.2°
CAICAKOBE119.5°122.5°
HG1CCGHG2C113.6°109.4°
HB1CCBHB2C109.7°109.5°
HAN1CANHAN2112.9°109.4°
Dihedrals
First atomSecond atomThird atomFourth atomTorsion
(experimental model)
Torsion
(ideal model)
OE2CDOE1CG179.7°179.6°
OE2CDCGCB174.6°179.7°
OE2CDCGHG1C54.6°60.3°
OE2CDCGHG2C67.7°59.6°
OE1CDCGCB5.7°0.1°
OE1CDOE2HE20.0°0.1°
OE1CDCGHG1C125.6°120.1°
OE1CDCGHG2C112.1°120.0°
CDCGCBHG1C120.0°120.0°
CDCGCBHG2C117.7°120.1°
CDCGCBCA166.1°180.0°
CGCDOE2HE2179.7°179.7°
CDCGHG1CHG2C117.9°120.0°
CDCGCBHB1C46.1°60.1°
CDCGCBHB2C74.1°60.0°
CGCBCAHB1C120.0°120.0°
CGCBCAHB2C119.9°120.0°
CGCBCAC59.3°175.0°
CGCBCAN179.4°65.0°
CBCGHG1CHG2C117.9°120.0°
CGCBHB1CHB2C119.9°120.0°
CGCBCAHA58.3°55.0°
CBCACOXT98.8°60.0°
CBCACO81.4°120.0°
CBCACN116.5°120.0°
CBCACHA122.2°120.0°
CBCANHA122.2°120.0°
CBCANSAU144.7°145.0°
CACBCGHG1C74.0°60.0°
CACBCGHG2C48.4°60.0°
CACBHB1CHB2C119.9°120.0°
CBCANH24.7°35.0°
OXTCOCA179.8°180.0°
OXTCCAN144.7°180.0°
OXTCCAHA23.5°60.0°
OCCAN35.1°0.0°
OCCAHA156.3°120.0°
OCOXTHXT0.0°0.0°
CCANHA117.6°120.0°
CCANSAU95.1°95.0°
CCACBHB1C179.3°65.0°
CCACBHB2C60.6°55.0°
CACOXTHXT179.8°180.0°
CCANH144.9°85.0°
CANSAUH120.0°180.0°
CANSAUOBC121.3°48.6°
CANSAUCAS121.2°65.0°
CANSAUOBD0.6°178.5°
NCACBHB1C59.4°55.0°
NCACBHB2C60.7°175.0°
NSAUOBCCAS116.1°114.1°
NSAUOBCOBD121.1°123.0°
NSAUCASCAT139.4°90.0°
NSAUCASCAR39.1°90.1°
NSAUCASOBD119.6°113.5°
SAUNCAHA22.5°25.0°
OBCSAUCASCAT21.8°156.4°
OBCSAUCASCAR156.7°23.5°
OBCSAUCASOBD122.8°132.9°
OBCSAUNH118.7°131.4°
CAQCATCASHAT180.0°179.8°
CATCAQCAOHAQ180.0°179.9°
CAQCATCASCAR0.4°0.1°
CAQCATCASSAU178.8°179.9°
CATCAQCAOCAP0.3°0.1°
CATCAQCAOCAN179.8°179.9°
CASCATCAQCAO0.1°0.1°
CATCASCARSAU178.5°180.0°
CATCASCARCAP0.3°0.1°
CATCASSAUOBD101.0°23.5°
CASCATCAQHAQ179.9°180.0°
CATCASCARHAR179.8°180.0°
CAQCAOCAPCAR0.4°0.1°
CAQCAOCAPCAN179.5°179.8°
CAQCAOCANOAY54.2°90.0°
CAOCAQCATHAT179.9°179.7°
CAQCAOCAPHAP179.6°180.0°
CAQCAOCANHAN1174.2°150.0°
CAQCAOCANHAN263.9°30.0°
CASCARCAPHAR180.0°180.0°
CASCARCAPCAO0.1°0.1°
CARCASSAUOBD80.5°156.4°
CARCASCATHAT179.6°179.7°
CASCARCAPHAP179.9°179.9°
SAUCASCARCAP178.8°180.0°
CASSAUNH1.2°115.0°
SAUCASCATHAT1.1°0.3°
SAUCASCARHAR1.2°0.0°
CARCAPCAOHAP180.0°179.9°
CARCAPCAOCAN179.9°179.9°
CAPCAOCANOAY126.2°90.2°
CAPCAOCAQHAQ179.8°180.0°
CAOCAPCARHAR179.9°180.0°
CAPCAOCANHAN16.3°29.9°
CAPCAOCANHAN2115.6°149.8°
CAOCANOAYHAN1120.0°120.1°
CAOCANOAYHAN2118.1°120.0°
CAOCANOAYCAA59.7°180.0°
CANCAOCAQHAQ0.2°0.1°
CANCAOCAPHAP0.1°0.2°
CAOCANHAN1HAN2118.2°120.0°
CANOAYCAACAB34.8°180.0°
CANOAYCAACAC145.7°0.3°
OAYCANHAN1HAN2118.2°120.0°
CABCAACACOAY179.5°179.7°
CAACABCAGHAB180.0°180.0°
CAACABCAGCAF1.0°0.0°
CABCAACACCAE0.1°0.0°
CABCAACACHAC179.9°180.0°
CAACABCAGHAG179.0°179.9°
CACCAACABCAG0.3°0.0°
CAACACCAEHAC180.0°179.9°
CAACACCAECAF0.6°0.0°
CACCAACABHAB179.7°179.9°
CAACACCAEHAE179.4°180.0°
OAYCAACABCAG179.8°179.7°
OAYCAACACCAE179.6°179.7°
CAAOAYCANHAN160.3°60.0°
CAAOAYCANHAN2177.8°60.0°
OAYCAACABHAB0.2°0.3°
OAYCAACACHAC0.4°0.4°
CABCAGCAFHAG180.0°180.0°
CABCAGCAFCAE1.4°0.0°
CABCAGCAFCAH179.9°180.0°
CAGCAFCAECAC1.2°0.0°
CAGCAFCAECAH178.4°179.9°
CAGCAFCAHCAI145.3°21.4°
CAFCAGCABHAB179.0°179.9°
CAGCAFCAEHAE178.8°180.0°
CAGCAFCAHHAH34.8°158.7°
CACCAECAFHAE180.0°180.0°
CACCAECAFCAH179.6°179.9°
CAECAFCAHCAI36.3°158.7°
CAFCAECACHAC179.4°179.9°
CAECAFCAGHAG178.6°180.0°
CAECAFCAHHAH143.6°21.3°
CAFCAHCAIHAH180.0°180.0°
CAFCAHCAISBG3.6°7.6°
CAFCAHCAICAK176.8°172.5°
CAHCAFCAGHAG0.1°0.0°
CAHCAFCAEHAE0.4°0.1°
CAHCAISBGCAL179.8°180.0°
CAHCAISBGCAK179.7°180.0°
CAHCAICAKNAX179.7°180.0°
CAHCAICAKOBE0.1°0.0°
SBGCALNAXOBH179.3°180.0°
SBGCALNAXCAK0.3°0.0°
CALSBGCAICAK0.2°0.0°
SBGCALNAXHAX179.7°180.0°
CAISBGCALNAX0.3°0.0°
CAISBGCALOBH179.0°180.0°
SBGCAICAKNAX0.1°0.0°
SBGCAICAKOBE179.7°180.0°
SBGCAICAHHAH176.4°172.4°
CALNAXCAKHAX180.0°179.9°
CALNAXCAKCAI0.1°0.0°
CALNAXCAKOBE179.9°180.0°
OBHCALNAXCAK179.0°180.0°
OBHCALNAXHAX1.0°0.0°
NAXCAKCAIOBE179.8°180.0°
CAKCAICAHHAH3.2°7.6°
CAICAKNAXHAX179.9°179.9°
OBECAKNAXHAX0.1°0.1°
OBDSAUNH119.4°1.5°
HG1CCGCBHB1C166.1°180.0°
HG1CCGCBHB2C45.9°60.0°
HG2CCGCBHB1C71.6°60.0°
HG2CCGCBHB2C168.2°179.9°
HB1CCBCAHA61.7°175.0°
HB2CCBCAHA178.1°65.0°
HACANH97.5°155.0°
HATCATCAQHAQ0.2°0.2°
HARCARCAPHAP0.1°0.1°
HABCABCAGHAG1.0°0.1°
HACCACCAEHAE0.6°0.1°

250359

PDB entries from 2026-03-11

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