2026-02-14_00000430|ligand|9SSG

PENICILLIN-BINDING PROTEIN 1B (PBP-1B) in complex with Cephalexin - Streptococcus pneumoniae R6; X-ray diffraction 1.64Å
Protein #1 494 residues (92% resolved)

DISSISEITYSDGTVIASIESDMLRQDFLPSGTVTGISQDYLYFTTLAEAQERMYDYLAQRDNVSAKELKNEATQKFYRDLAAKEIENGGYKITTTIDQKIHSAMQSAVADYGYLLDDGTGRVEVGNVLMDNQTGAILGFVGGRNYQENQNNHAFDTKRSPASTTKPLLAYGIAIDQGLMGSETILSNYPTNFANGNPIMYANSKGTGMMTLGEALNYSWNIPAYWTYRMLRENGVDVKGYMEKMGYEIPEYGIESLPMGGGIEVTVAQHTNGYQTLANNGVYHQKHVISKIEAADGRVVYEYQDKPVQVYSKATATIMQGLLREVLSSRVTTTFKSNLTSLNPTLANADWIGKTGTTGQDENMWLMLSTPRLTLGGWIGHDDNHSLSQQAGYSNNSNYMAHLVNAIQQASPSIWGNERFALDPSVVKSEVLKSTGQKPGKVSVEGKEVEVTGSTVTSYWANKSGAPATSYRFAIGGSDADYQNAWSSIVGSLP

DISSISEITYSDGTVIASIESDMLRQDFLPSGTVTGISQDYLYFTTLAEAQERMYDYLAQRDNVSAKELKNEATQKFYRDLAAKEIENGGYKITTTIDQKIHSAMQSAVADYGYLLDDGTGRVEVGNVLMDNQTGAILGFVGGRNYQENQNNHAFDTKRSPASTTKPLLAYGIAIDQGLMGSETILSNYPTNFANGNPIMYANSKGTGMMTLGEALNYSWNIPAYWTYRMLRENGVDVKGYMEKMGYEIPEYGIESLPMGGGIEVTVAQHTNGYQTLANNGVYHQKHVISKIEAADGRVVYEYQDKPVQVYSKATATIMQGLLREVLSSRVTTTFKSNLTSLNPTLANADWIGKTGTTGQDENMWLMLSTPRLTLGGWIGHDDNHSLSQQAGYSNNSNYMAHLVNAIQQASPSIWGNERFALDPSVVKSEVLKSTGQKPGKVSVEGKEVEVTGSTVTSYWANKSGAPATSYRFAIGGSDADYQNAWSSIVGSLP
Non polymer #2 A1JXD

InChI=1S/C16H19N3O4S/c1-9-8-24-15(19-13(9)16(22)23)11(7-20)18-14(21)12(17)10-5-3-2-4-6-10/h2-7,9,11-12,15H,8,17H2,1H3,(H,18,21)(H,22,23)/t9?,11-,12-,15-/m1/s1

CC1CS[C@@H](N=C1C(=O)O)[C@@H](C=O)NC(=O)[C@@H](c2ccccc2)N
Non polymer #3 CL

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

[Cl-]
Non polymer #4 SO3

InChI=1S/H2O3S/c1-4(2)3/h(H2,1,2,3)/p-2

[O-]S(=O)[O-]
Download coordinates
Reference