2026-07-11_00000126|medium|9PL3

Crystal Structure of the Peptide-binding Protein NikA from Streptococcus agalactiae in Complex with Zinc and L-Histidine.; X-ray diffraction 1.95Å
Protein #1 507 residues (99% resolved)

SNALTLAWGEDFGDVNPHRYNPDQFVIQD(MSE)VYEGLVRYGDNGKIEPALAKSWSISQDGKTYTFKLRNAKYSDGSNFNAANVKRNFDSIFSKSNRGNHNWFNLTNQLENYRALNQSTFEIKLKQAYSATLYDLS(MSE)IRPIRFLSDSAFPKGDDTTKKNVKKPIGTGQWVVKSKKQNEYITFKRNENYWGKKPKLKEVTVKVIPDAQTRALAFESGDVDLIYGNGIIGLDTFAQYTKDKKYVTAISQP(MSE)STRLLLLNAKESIFQDKKVRQA(MSE)NHAIDKVSIAKNTFRGTEKPADTIFSKSTSHSDAKLNPYSYNVDKANQLLDQAGWK(MSE)GKDKVREKDGKTLTLRLPYIATKATDKDLVTYFQGEWRKIGINVSLIA(MSE)EEDDYWANAKKGNFD(MSE)(MSE)LTYSWGAPWDPHAW(MSE)SALTAKADHGHPENIALENLATKTE(MSE)DRLIKSALVDPKEENVDRDYKKVLELLHDEAVYIPLTYQSVISVYRKGDFKT(MSE)RFAPEENSFPLRYIEKNNVSK

SNALTLAWGEDFGDVNPHRYNPDQFVIQDMVYEGLVRYGDNGKIEPALAKSWSISQDGKTYTFKLRNAKYSDGSNFNAANVKRNFDSIFSKSNRGNHNWFNLTNQLENYRALNQSTFEIKLKQAYSATLYDLSMIRPIRFLSDSAFPKGDDTTKKNVKKPIGTGQWVVKSKKQNEYITFKRNENYWGKKPKLKEVTVKVIPDAQTRALAFESGDVDLIYGNGIIGLDTFAQYTKDKKYVTAISQPMSTRLLLLNAKESIFQDKKVRQAMNHAIDKVSIAKNTFRGTEKPADTIFSKSTSHSDAKLNPYSYNVDKANQLLDQAGWKMGKDKVREKDGKTLTLRLPYIATKATDKDLVTYFQGEWRKIGINVSLIAMEEDDYWANAKKGNFDMMLTYSWGAPWDPHAWMSALTAKADHGHPENIALENLATKTEMDRLIKSALVDPKEENVDRDYKKVLELLHDEAVYIPLTYQSVISVYRKGDFKTMRFAPEENSFPLRYIEKNNVSK
Non polymer #2 HIS

InChI=1S/C6H9N3O2/c7-5(6(10)11)1-4-2-8-3-9-4/h2-3,5H,1,7H2,(H,8,9)(H,10,11)/p+1/t5-/m0/s1

c1c([nH+]c[nH]1)C[C@@H](C(=O)O)N
Non polymer #3 NI

InChI=1S/Ni/q+2

[Ni+2]
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Reference