Chains and heterogens:
PDB Chain Sequences:
>1j2rA (A:) mrhdfvfsgvimlelnakttalvvidlqegilpfaggphtadevvnragklaakfrasgq pvflvrvgwsadyaealkqpvdapspakvlpenwwqhpaalgttdsdieiikrqwgafyg tdlelqlrrrgidtivlcgistnigvestarnawelgfnlviaedacsaasaeqhnnsin hiypriarvrsveeilnal
>1j2rA (A:) mlelnakttalvvidlqegilpfaggphtadevvnragklaakfrasgqpvflvrvgwsa dyaealkqpvdapspakvlpenwwqhpaalgttdsdieiikrqwgafygtdlelqlrrrg idtivlcgistnigvestarnawelgfnlviaedacsaasaeqhnnsinhiypriarvrs veeilnal
>1j2rB (B:) mrhdfvfsgvimlelnakttalvvidlqegilpfaggphtadevvnragklaakfrasgq pvflvrvgwsadyaealkqpvdapspakvlpenwwqhpaalgttdsdieiikrqwgafyg tdlelqlrrrgidtivlcgistnigvestarnawelgfnlviaedacsaasaeqhnnsin hiypriarvrsveeilnal
>1j2rB (B:) lnakttalvvidlqegilpfaggphtadevvnragklaakfrasgqpvflvrvgwsadya ealkqpvdapspakvlpenwwqhpaalgttdsdieiikrqwgafygtdlelqlrrrgidt ivlcgistnigvestarnawelgfnlviaedacsaasaeqhnnsinhiypriarvrsvee ilnal
>1j2rC (C:) mrhdfvfsgvimlelnakttalvvidlqegilpfaggphtadevvnragklaakfrasgq pvflvrvgwsadyaealkqpvdapspakvlpenwwqhpaalgttdsdieiikrqwgafyg tdlelqlrrrgidtivlcgistnigvestarnawelgfnlviaedacsaasaeqhnnsin hiypriarvrsveeilnal
>1j2rC (C:) lelnakttalvvidlqegilpfaggphtadevvnragklaakfrasgqpvflvrvgwsad yaealkqpvdapspakvlpenwwqhpaalgttdsdieiikrqwgafygtdlelqlrrrgi dtivlcgistnigvestarnawelgfnlviaedacsaasaeqhnnsinhiypriarvrsv eeilnal
>1j2rD (D:) mrhdfvfsgvimlelnakttalvvidlqegilpfaggphtadevvnragklaakfrasgq pvflvrvgwsadyaealkqpvdapspakvlpenwwqhpaalgttdsdieiikrqwgafyg tdlelqlrrrgidtivlcgistnigvestarnawelgfnlviaedacsaasaeqhnnsin hiypriarvrsveeilnal
>1j2rD (D:) mlelnakttalvvidlqegilpfaggphtadevvnragklaakfrasgqpvflvrvgwsa dyaealkqpvdapspakvlpenwwqhpaalgttdsdieiikrqwgafygtdlelqlrrrg idtivlcgistnigvestarnawelgfnlviaedacsaasaeqhnnsinhiypriarvrs veeilnal