2026-02-14_00000428|ligand|9SSE

PENICILLIN-BINDING PROTEIN 1B (PBP-1B) in complex with Ampicillin - Streptococcus pneumoniae R6; X-ray diffraction 1.79Å
Protein #1 494 residues (92% resolved)

DISSISEITYSDGTVIASIESDMLRQDFLPSGTVTGISQDYLYFTTLAEAQERMYDYLAQRDNVSAKELKNEATQKFYRDLAAKEIENGGYKITTTIDQKIHSAMQSAVADYGYLLDDGTGRVEVGNVLMDNQTGAILGFVGGRNYQENQNNHAFDTKRSPASTTKPLLAYGIAIDQGLMGSETILSNYPTNFANGNPIMYANSKGTGMMTLGEALNYSWNIPAYWTYRMLRENGVDVKGYMEKMGYEIPEYGIESLPMGGGIEVTVAQHTNGYQTLANNGVYHQKHVISKIEAADGRVVYEYQDKPVQVYSKATATIMQGLLREVLSSRVTTTFKSNLTSLNPTLANADWIGKTGTTGQDENMWLMLSTPRLTLGGWIGHDDNHSLSQQAGYSNNSNYMAHLVNAIQQASPSIWGNERFALDPSVVKSEVLKSTGQKPGKVSVEGKEVEVTGSTVTSYWANKSGAPATSYRFAIGGSDADYQNAWSSIVGSLP

DISSISEITYSDGTVIASIESDMLRQDFLPSGTVTGISQDYLYFTTLAEAQERMYDYLAQRDNVSAKELKNEATQKFYRDLAAKEIENGGYKITTTIDQKIHSAMQSAVADYGYLLDDGTGRVEVGNVLMDNQTGAILGFVGGRNYQENQNNHAFDTKRSPASTTKPLLAYGIAIDQGLMGSETILSNYPTNFANGNPIMYANSKGTGMMTLGEALNYSWNIPAYWTYRMLRENGVDVKGYMEKMGYEIPEYGIESLPMGGGIEVTVAQHTNGYQTLANNGVYHQKHVISKIEAADGRVVYEYQDKPVQVYSKATATIMQGLLREVLSSRVTTTFKSNLTSLNPTLANADWIGKTGTTGQDENMWLMLSTPRLTLGGWIGHDDNHSLSQQAGYSNNSNYMAHLVNAIQQASPSIWGNERFALDPSVVKSEVLKSTGQKPGKVSVEGKEVEVTGSTVTSYWANKSGAPATSYRFAIGGSDADYQNAWSSIVGSLP
Non polymer #2 AIX

InChI=1S/C16H21N3O4S/c1-16(2)12(15(22)23)19-14(24-16)10(8-20)18-13(21)11(17)9-6-4-3-5-7-9/h3-8,10-12,14,19H,17H2,1-2H3,(H,18,21)(H,22,23)/t10-,11-,12+,14-/m1/s1

CC1([C@@H](N[C@H](S1)[C@@H](C=O)NC(=O)[C@@H](c2ccccc2)N)C(=O)O)C
Non polymer #3 CL

InChI=1S/ClH/h1H/p-1

[Cl-]
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Reference