Chains and heterogens:
PDB Chain Sequences:
>1ni0A (A:) mshpdlnkllelwphiqeyqdlalkhgindifqdnggkllqvllitgltvlpgregndav dnagqeyelksinidltkgfsthhhmnpviiakfrqvpwifaiyrgiaieaiyrlepkdl efyydkwerkwysdghkdinnpkipvkyvmehgtkiyaa
>1ni0A (A:) hpdlnkllelwphiqeyqdlalkhgindifqdnggkllqvllitgltvlpgregndavdn agqeyelksinidltkgfsthhhmnpviiakfrqvpwifaiyrgiaieaiyrlepkdlef yydkwerkwysdghkdinnpkipvkyvmehgtkiyaa
>1ni0B (B:) mshpdlnkllelwphiqeyqdlalkhgindifqdnggkllqvllitgltvlpgregndav dnagqeyelksinidltkgfsthhhmnpviiakfrqvpwifaiyrgiaieaiyrlepkdl efyydkwerkwysdghkdinnpkipvkyvmehgtkiyaa
>1ni0B (B:) hpdlnkllelwphiqeyqdlalkhgindifqdnggkllqvllitgltvlpgregndavdn agqeyelksinidltkgfsthhhmnpviiakfrqvpwifaiyrgiaieaiyrlepkdlef yydkwerkwysdghkdinnpkipvkyvmehgtkiyaa
>1ni0C (C:) mshpdlnkllelwphiqeyqdlalkhgindifqdnggkllqvllitgltvlpgregndav dnagqeyelksinidltkgfsthhhmnpviiakfrqvpwifaiyrgiaieaiyrlepkdl efyydkwerkwysdghkdinnpkipvkyvmehgtkiyaa
>1ni0C (C:) shpdlnkllelwphiqeyqdlalkhgindifqdnggkllqvllitgltvlpgregndavd nagqeyelksinidltkgfsthhhmnpviiakfrqvpwifaiyrgiaieaiyrlepkdle fyydkwerkwysdghkdinnpkipvkyvmehgtkiyaa