Chains and heterogens:
PDB Chain Sequences:
>2c91A (A:) msrppppraasgaplrpatvlgtmemgrrmdasasaasvraflerghseldtafmycdgq senilgglglglgsgdctvkiatkanpwegkslkpdsirsqletslkrlqcprvdlfylh apdhstpveetlcachqlhqegkfvelglsnyaswevaeictlcksngwilptvyqgmyn attrqveaellpclrhfglrfyaynplagglltgkykyedkdgkqpvgrffgnnwaetyr nrfwkehhfeaialvekalqttygtnaprmtsaalrwmyhhsqlqgtrgdavilgmssle qleqnlaateegplepavveafdqawnmvahecpnyfr
>2c91A (A:) plrpatvlgtmemgrrmdasasaasvraflerghseldtafmycdgqsenilgglglglg sgdctvkiatkanpwegkslkpdsirsqletslkrlqcprvdlfylhapdhstpveetlc achqlhqegkfvelglsnyaswevaeictlcksngwilptvyqgmynattrqveaellpc lrhfglrfyaynplagglltgkykyedkdgkqpvgrffgnnwaetyrnrfwkehhfeaia lvekalqttygtnaprmtsaalrwmyhhsqlqgtrgdavilgmssleqleqnlaateegp lepavveafdqawnmvahecpnyfr
>2c91B (B:) msrppppraasgaplrpatvlgtmemgrrmdasasaasvraflerghseldtafmycdgq senilgglglglgsgdctvkiatkanpwegkslkpdsirsqletslkrlqcprvdlfylh apdhstpveetlcachqlhqegkfvelglsnyaswevaeictlcksngwilptvyqgmyn attrqveaellpclrhfglrfyaynplagglltgkykyedkdgkqpvgrffgnnwaetyr nrfwkehhfeaialvekalqttygtnaprmtsaalrwmyhhsqlqgtrgdavilgmssle qleqnlaateegplepavveafdqawnmvahecpnyfr
>2c91B (B:) lrpatvlgtmemgrrmdasasaasvraflerghseldtafmycdgqsenilgglglglgs gdctvkiatkanpwegkslkpdsirsqletslkrlqcprvdlfylhapdhstpveetlca chqlhqegkfvelglsnyaswevaeictlcksngwilptvyqgmynattrqveaellpcl rhfglrfyaynplagglltgkykyedkdgkqpvgrffgnnwaetyrnrfwkehhfeaial vekalqttygtnaprmtsaalrwmyhhsqlqgtrgdavilgmssleqleqnlaateegpl epavveafdqawnmvahecpnyfr
>2c91C (C:) msrppppraasgaplrpatvlgtmemgrrmdasasaasvraflerghseldtafmycdgq senilgglglglgsgdctvkiatkanpwegkslkpdsirsqletslkrlqcprvdlfylh apdhstpveetlcachqlhqegkfvelglsnyaswevaeictlcksngwilptvyqgmyn attrqveaellpclrhfglrfyaynplagglltgkykyedkdgkqpvgrffgnnwaetyr nrfwkehhfeaialvekalqttygtnaprmtsaalrwmyhhsqlqgtrgdavilgmssle qleqnlaateegplepavveafdqawnmvahecpnyfr
>2c91C (C:) lrpatvlgtmemgrrmdasasaasvraflerghseldtafmycdgqsenilgglglglgs gdctvkiatkanpwegkslkpdsirsqletslkrlqcprvdlfylhapdhstpveetlca chqlhqegkfvelglsnyaswevaeictlcksngwilptvyqgmynattrqveaellpcl rhfglrfyaynplagglltgkykyedkdgkqpvgrffgnnwaetyrnrfwkehhfeaial vekalqttygtnaprmtsaalrwmyhhsqlqgtrgdavilgmssleqleqnlaateegpl epavveafdqawnmvahecpnyfr
>2c91D (D:) msrppppraasgaplrpatvlgtmemgrrmdasasaasvraflerghseldtafmycdgq senilgglglglgsgdctvkiatkanpwegkslkpdsirsqletslkrlqcprvdlfylh apdhstpveetlcachqlhqegkfvelglsnyaswevaeictlcksngwilptvyqgmyn attrqveaellpclrhfglrfyaynplagglltgkykyedkdgkqpvgrffgnnwaetyr nrfwkehhfeaialvekalqttygtnaprmtsaalrwmyhhsqlqgtrgdavilgmssle qleqnlaateegplepavveafdqawnmvahecpnyfr
>2c91D (D:) lrpatvlgtmemgrrmdasasaasvraflerghseldtafmycdgqsenilgglglglgs gdctvkiatkanpwegkslkpdsirsqletslkrlqcprvdlfylhapdhstpveetlca chqlhqegkfvelglsnyaswevaeictlcksngwilptvyqgmynattrqveaellpcl rhfglrfyaynplagglltgkykyedkdgkqpvgrffgnnwaetyrnrfwkehhfeaial vekalqttygtnaprmtsaalrwmyhhsqlqgtrgdavilgmssleqleqnlaateegpl epavveafdqawnmvahecpnyfr
>2c91E (E:) msrppppraasgaplrpatvlgtmemgrrmdasasaasvraflerghseldtafmycdgq senilgglglglgsgdctvkiatkanpwegkslkpdsirsqletslkrlqcprvdlfylh apdhstpveetlcachqlhqegkfvelglsnyaswevaeictlcksngwilptvyqgmyn attrqveaellpclrhfglrfyaynplagglltgkykyedkdgkqpvgrffgnnwaetyr nrfwkehhfeaialvekalqttygtnaprmtsaalrwmyhhsqlqgtrgdavilgmssle qleqnlaateegplepavveafdqawnmvahecpnyfr
>2c91E (E:) lrpatvlgtmemgrrmdasasaasvraflerghseldtafmycdgqsenilgglglglgs gdctvkiatkanpwegkslkpdsirsqletslkrlqcprvdlfylhapdhstpveetlca chqlhqegkfvelglsnyaswevaeictlcksngwilptvyqgmynattrqveaellpcl rhfglrfyaynplagglltgkykyedkdgkqpvgrffgnnwaetyrnrfwkehhfeaial vekalqttygtnaprmtsaalrwmyhhsqlqgtrgdavilgmssleqleqnlaateegpl epavveafdqawnmvahecpnyfr
>2c91F (F:) msrppppraasgaplrpatvlgtmemgrrmdasasaasvraflerghseldtafmycdgq senilgglglglgsgdctvkiatkanpwegkslkpdsirsqletslkrlqcprvdlfylh apdhstpveetlcachqlhqegkfvelglsnyaswevaeictlcksngwilptvyqgmyn attrqveaellpclrhfglrfyaynplagglltgkykyedkdgkqpvgrffgnnwaetyr nrfwkehhfeaialvekalqttygtnaprmtsaalrwmyhhsqlqgtrgdavilgmssle qleqnlaateegplepavveafdqawnmvahecpnyfr
>2c91F (F:) lrpatvlgtmemgrrmdasasaasvraflerghseldtafmycdgqsenilgglglglgs gdctvkiatkanpwegkslkpdsirsqletslkrlqcprvdlfylhapdhstpveetlca chqlhqegkfvelglsnyaswevaeictlcksngwilptvyqgmynattrqveaellpcl rhfglrfyaynplagglltgkykyedkdgkqpvgrffgnnwaetyrnrfwkehhfeaial vekalqttygtnaprmtsaalrwmyhhsqlqgtrgdavilgmssleqleqnlaateegpl epavveafdqawnmvahecpnyfr
>2c91G (G:) msrppppraasgaplrpatvlgtmemgrrmdasasaasvraflerghseldtafmycdgq senilgglglglgsgdctvkiatkanpwegkslkpdsirsqletslkrlqcprvdlfylh apdhstpveetlcachqlhqegkfvelglsnyaswevaeictlcksngwilptvyqgmyn attrqveaellpclrhfglrfyaynplagglltgkykyedkdgkqpvgrffgnnwaetyr nrfwkehhfeaialvekalqttygtnaprmtsaalrwmyhhsqlqgtrgdavilgmssle qleqnlaateegplepavveafdqawnmvahecpnyfr
>2c91G (G:) lrpatvlgtmemgrrmdasasaasvraflerghseldtafmycdgqsenilgglglglgs gdctvkiatkanpwegkslkpdsirsqletslkrlqcprvdlfylhapdhstpveetlca chqlhqegkfvelglsnyaswevaeictlcksngwilptvyqgmynattrqveaellpcl rhfglrfyaynplagglltgkykyedkdgkqpvgrffgnnwaetyrnrfwkehhfeaial vekalqttygtnaprmtsaalrwmyhhsqlqgtrgdavilgmssleqleqnlaateegpl epavveafdqawnmvahecpnyfr
>2c91H (H:) msrppppraasgaplrpatvlgtmemgrrmdasasaasvraflerghseldtafmycdgq senilgglglglgsgdctvkiatkanpwegkslkpdsirsqletslkrlqcprvdlfylh apdhstpveetlcachqlhqegkfvelglsnyaswevaeictlcksngwilptvyqgmyn attrqveaellpclrhfglrfyaynplagglltgkykyedkdgkqpvgrffgnnwaetyr nrfwkehhfeaialvekalqttygtnaprmtsaalrwmyhhsqlqgtrgdavilgmssle qleqnlaateegplepavveafdqawnmvahecpnyfr
>2c91H (H:) lrpatvlgtmemgrrmdasasaasvraflerghseldtafmycdgqsenilgglglglgs gdctvkiatkanpwegkslkpdsirsqletslkrlqcprvdlfylhapdhstpveetlca chqlhqegkfvelglsnyaswevaeictlcksngwilptvyqgmynattrqveaellpcl rhfglrfyaynplagglltgkykyedkdgkqpvgrffgnnwaetyrnrfwkehhfeaial vekalqttygtnaprmtsaalrwmyhhsqlqgtrgdavilgmssleqleqnlaateegpl epavveafdqawnmvahecpnyfr
>2c91I (I:) msrppppraasgaplrpatvlgtmemgrrmdasasaasvraflerghseldtafmycdgq senilgglglglgsgdctvkiatkanpwegkslkpdsirsqletslkrlqcprvdlfylh apdhstpveetlcachqlhqegkfvelglsnyaswevaeictlcksngwilptvyqgmyn attrqveaellpclrhfglrfyaynplagglltgkykyedkdgkqpvgrffgnnwaetyr nrfwkehhfeaialvekalqttygtnaprmtsaalrwmyhhsqlqgtrgdavilgmssle qleqnlaateegplepavveafdqawnmvahecpnyfr
>2c91I (I:) lrpatvlgtmemgrrmdasasaasvraflerghseldtafmycdgqsenilgglglglgs gdctvkiatkanpwegkslkpdsirsqletslkrlqcprvdlfylhapdhstpveetlca chqlhqegkfvelglsnyaswevaeictlcksngwilptvyqgmynattrqveaellpcl rhfglrfyaynplagglltgkykyedkdgkqpvgrffgnnwaetyrnrfwkehhfeaial vekalqttygtnaprmtsaalrwmyhhsqlqgtrgdavilgmssleqleqnlaateegpl epavveafdqawnmvahecpnyfr
>2c91J (J:) msrppppraasgaplrpatvlgtmemgrrmdasasaasvraflerghseldtafmycdgq senilgglglglgsgdctvkiatkanpwegkslkpdsirsqletslkrlqcprvdlfylh apdhstpveetlcachqlhqegkfvelglsnyaswevaeictlcksngwilptvyqgmyn attrqveaellpclrhfglrfyaynplagglltgkykyedkdgkqpvgrffgnnwaetyr nrfwkehhfeaialvekalqttygtnaprmtsaalrwmyhhsqlqgtrgdavilgmssle qleqnlaateegplepavveafdqawnmvahecpnyfr
>2c91J (J:) plrpatvlgtmemgrrmdasasaasvraflerghseldtafmycdgqsenilgglglglg sgdctvkiatkanpwegkslkpdsirsqletslkrlqcprvdlfylhapdhstpveetlc achqlhqegkfvelglsnyaswevaeictlcksngwilptvyqgmynattrqveaellpc lrhfglrfyaynplagglltgkykyedkdgkqpvgrffgnnwaetyrnrfwkehhfeaia lvekalqttygtnaprmtsaalrwmyhhsqlqgtrgdavilgmssleqleqnlaateegp lepavveafdqawnmvahecpnyfr