data_2XCU
#
_model_server_result.job_id            8Nfbw1eC0xcW45IeqTloHw 
_model_server_result.datetime_utc      '2025-04-09 12:13:17' 
_model_server_result.server_version    0.9.12 
_model_server_result.query_name        ligand 
_model_server_result.source_id         pdb-bcif 
_model_server_result.entry_id          2xcu 
#
_model_server_params.name     atom_site 
_model_server_params.value    '{"label_asym_id":"H","auth_seq_id":1355}' 
#
_entry.id    2XCU 
#
_exptl.entry_id    2XCU 
_exptl.method      'X-RAY DIFFRACTION' 
#
_entity.details                     ? 
_entity.formula_weight              192.124 
_entity.id                          4 
_entity.src_method                  syn 
_entity.type                        non-polymer 
_entity.pdbx_description            'CITRIC ACID' 
_entity.pdbx_number_of_molecules    5 
_entity.pdbx_parent_entity_id       . 
_entity.pdbx_mutation               ? 
_entity.pdbx_fragment               ? 
_entity.pdbx_ec                     ? 
#
_cell.angle_alpha         90 
_cell.angle_beta          97.15 
_cell.angle_gamma         90 
_cell.entry_id            2XCU 
_cell.length_a            131.77 
_cell.length_b            44.67 
_cell.length_c            143.64 
_cell.Z_PDB               8 
_cell.pdbx_unique_axis    ? 
#
_symmetry.entry_id                 2XCU 
_symmetry.cell_setting             ? 
_symmetry.Int_Tables_number        4 
_symmetry.space_group_name_Hall    . 
_symmetry.space_group_name_H-M     'P 1 21 1' 
#
loop_
_pdbx_struct_assembly.method_details
_pdbx_struct_assembly.oligomeric_details
_pdbx_struct_assembly.oligomeric_count
_pdbx_struct_assembly.details
_pdbx_struct_assembly.id
PISA dimeric 2 software_defined_assembly 1 
PISA dimeric 2 software_defined_assembly 2 
? monomeric 1 author_defined_assembly 3 
? monomeric 1 author_defined_assembly 4 
? monomeric 1 author_defined_assembly 5 
? monomeric 1 author_defined_assembly 6 
#
loop_
_pdbx_struct_assembly_gen.asym_id_list
_pdbx_struct_assembly_gen.assembly_id
_pdbx_struct_assembly_gen.oper_expression
A,C,E,F,G,H,I,O,P,Q,R,W,Y 1 1 
B,D,J,K,L,M,N,S,T,U,V,X,Z 2 1 
A,E,F,G,H,I,W 3 1 
B,J,K,L,M,N,X 4 1 
C,O,P,Q,R,Y 5 1 
D,S,T,U,V,Z 6 1 
#
_pdbx_struct_oper_list.id                    1 
_pdbx_struct_oper_list.type                  'identity operation' 
_pdbx_struct_oper_list.name                  1_555 
_pdbx_struct_oper_list.symmetry_operation    x,y,z 
_pdbx_struct_oper_list.matrix[1][1]          1 
_pdbx_struct_oper_list.matrix[1][2]          0 
_pdbx_struct_oper_list.matrix[1][3]          0 
_pdbx_struct_oper_list.matrix[2][1]          0 
_pdbx_struct_oper_list.matrix[2][2]          1 
_pdbx_struct_oper_list.matrix[2][3]          0 
_pdbx_struct_oper_list.matrix[3][1]          0 
_pdbx_struct_oper_list.matrix[3][2]          0 
_pdbx_struct_oper_list.matrix[3][3]          1 
_pdbx_struct_oper_list.vector[1]             0 
_pdbx_struct_oper_list.vector[2]             0 
_pdbx_struct_oper_list.vector[3]             0 
#
loop_
_struct_asym.details
_struct_asym.entity_id
_struct_asym.id
_struct_asym.pdbx_modified
_struct_asym.pdbx_blank_PDB_chainid_flag
? 4 H N N 
? 4 I N N 
? 4 L N N 
? 4 P N N 
? 4 U N N 
#
loop_
_struct_conn.conn_type_id
_struct_conn.details
_struct_conn.id
_struct_conn.ptnr1_label_asym_id
_struct_conn.ptnr1_label_atom_id
_struct_conn.ptnr1_label_comp_id
_struct_conn.ptnr1_label_seq_id
_struct_conn.ptnr1_auth_asym_id
_struct_conn.ptnr1_auth_comp_id
_struct_conn.ptnr1_auth_seq_id
_struct_conn.ptnr1_symmetry
_struct_conn.ptnr2_label_asym_id
_struct_conn.ptnr2_label_atom_id
_struct_conn.ptnr2_label_comp_id
_struct_conn.ptnr2_label_seq_id
_struct_conn.ptnr2_auth_asym_id
_struct_conn.ptnr2_auth_comp_id
_struct_conn.ptnr2_auth_seq_id
_struct_conn.ptnr2_symmetry
_struct_conn.pdbx_ptnr1_PDB_ins_code
_struct_conn.pdbx_ptnr1_label_alt_id
_struct_conn.pdbx_ptnr1_standard_comp_id
_struct_conn.pdbx_ptnr2_PDB_ins_code
_struct_conn.pdbx_ptnr2_label_alt_id
_struct_conn.pdbx_ptnr3_PDB_ins_code
_struct_conn.pdbx_ptnr3_label_alt_id
_struct_conn.pdbx_ptnr3_label_asym_id
_struct_conn.pdbx_ptnr3_label_atom_id
_struct_conn.pdbx_ptnr3_label_comp_id
_struct_conn.pdbx_ptnr3_label_seq_id
_struct_conn.pdbx_PDB_id
_struct_conn.pdbx_dist_value
_struct_conn.pdbx_value_order
disulf ? disulf1 A SG CYS 39 A CYS 18 1_555 A SG CYS 91 A CYS 70 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.067 ? 
disulf ? disulf2 A SG CYS 179 A CYS 158 1_555 A SG CYS 362 A CYS 341 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.049 ? 
disulf ? disulf3 A SG CYS 186 A CYS 165 1_555 A SG CYS 300 A CYS 279 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.054 ? 
disulf ? disulf4 B SG CYS 39 B CYS 18 1_555 B SG CYS 91 B CYS 70 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.052 ? 
disulf ? disulf5 B SG CYS 179 B CYS 158 1_555 B SG CYS 362 B CYS 341 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.097 ? 
disulf ? disulf6 B SG CYS 186 B CYS 165 1_555 B SG CYS 300 B CYS 279 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.062 ? 
disulf ? disulf7 C SG CYS 39 C CYS 18 1_555 C SG CYS 91 C CYS 70 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.046 ? 
disulf ? disulf8 C SG CYS 179 C CYS 158 1_555 C SG CYS 362 C CYS 341 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.055 ? 
disulf ? disulf9 C SG CYS 186 C CYS 165 1_555 C SG CYS 300 C CYS 279 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.053 ? 
disulf ? disulf10 D SG CYS 39 D CYS 18 1_555 D SG CYS 91 D CYS 70 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.038 ? 
disulf ? disulf11 D SG CYS 179 D CYS 158 1_555 D SG CYS 362 D CYS 341 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.114 ? 
disulf ? disulf12 D SG CYS 186 D CYS 165 1_555 D SG CYS 300 D CYS 279 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.044 ? 
#
_chem_comp.formula           'C6 H8 O7' 
_chem_comp.formula_weight    192.124 
_chem_comp.id                CIT 
_chem_comp.mon_nstd_flag     . 
_chem_comp.name              'CITRIC ACID' 
_chem_comp.type              non-polymer 
_chem_comp.pdbx_synonyms     ? 
#
loop_
_chem_comp_bond.atom_id_1
_chem_comp_bond.atom_id_2
_chem_comp_bond.comp_id
_chem_comp_bond.value_order
_chem_comp_bond.pdbx_ordinal
_chem_comp_bond.pdbx_stereo_config
_chem_comp_bond.pdbx_aromatic_flag
C1 O1 CIT doub 152 n n 
C1 O2 CIT sing 153 n n 
C1 C2 CIT sing 154 n n 
O2 HO2 CIT sing 155 n n 
C2 C3 CIT sing 156 n n 
C2 H21 CIT sing 157 n n 
C2 H22 CIT sing 158 n n 
C3 O7 CIT sing 159 n n 
C3 C4 CIT sing 160 n n 
C3 C6 CIT sing 161 n n 
O7 HO7 CIT sing 162 n n 
C4 C5 CIT sing 163 n n 
C4 H41 CIT sing 164 n n 
C4 H42 CIT sing 165 n n 
C5 O3 CIT doub 166 n n 
C5 O4 CIT sing 167 n n 
O4 HO4 CIT sing 168 n n 
C6 O5 CIT doub 169 n n 
C6 O6 CIT sing 170 n n 
O6 HO6 CIT sing 171 n n 
#
_atom_sites.entry_id                     2XCU 
_atom_sites.fract_transf_matrix[1][1]    0.007589 
_atom_sites.fract_transf_matrix[1][2]    0 
_atom_sites.fract_transf_matrix[1][3]    0.000952 
_atom_sites.fract_transf_matrix[2][1]    0 
_atom_sites.fract_transf_matrix[2][2]    0.022386 
_atom_sites.fract_transf_matrix[2][3]    0 
_atom_sites.fract_transf_matrix[3][1]    0 
_atom_sites.fract_transf_matrix[3][2]    0 
_atom_sites.fract_transf_matrix[3][3]    0.007016 
_atom_sites.fract_transf_vector[1]       0 
_atom_sites.fract_transf_vector[2]       0 
_atom_sites.fract_transf_vector[3]       0 
#
loop_
_pdbx_nonpoly_scheme.asym_id
_pdbx_nonpoly_scheme.entity_id
_pdbx_nonpoly_scheme.mon_id
_pdbx_nonpoly_scheme.pdb_strand_id
_pdbx_nonpoly_scheme.ndb_seq_num
_pdbx_nonpoly_scheme.pdb_seq_num
_pdbx_nonpoly_scheme.auth_seq_num
_pdbx_nonpoly_scheme.pdb_mon_id
_pdbx_nonpoly_scheme.auth_mon_id
_pdbx_nonpoly_scheme.pdb_ins_code
E 2 C5P A 1 400 400 C5P C5P . 
F 3 1PE A 1 1353 1353 1PE 1PE . 
G 3 1PE A 1 1354 1354 1PE 1PE . 
H 4 CIT A 1 1355 1355 CIT CIT . 
I 4 CIT A 1 1356 1356 CIT CIT . 
J 2 C5P B 1 400 400 C5P C5P . 
K 3 1PE B 1 1353 1353 1PE 1PE . 
L 4 CIT B 1 1354 1354 CIT CIT . 
M 5 BME B 1 1355 1355 BME BME . 
N 6 CL B 1 1356 1356 CL CL . 
O 2 C5P C 1 400 400 C5P C5P . 
P 4 CIT C 1 1353 1353 CIT CIT . 
Q 5 BME C 1 1354 1354 BME BME . 
R 5 BME C 1 1355 1355 BME BME . 
S 2 C5P D 1 400 400 C5P C5P . 
T 3 1PE D 1 1353 1353 1PE 1PE . 
U 4 CIT D 1 1354 1354 CIT CIT . 
V 5 BME D 1 1355 1355 BME BME . 
W 7 HOH A 1 2001 2001 HOH HOH . 
W 7 HOH A 2 2002 2002 HOH HOH . 
W 7 HOH A 3 2003 2003 HOH HOH . 
W 7 HOH A 4 2004 2004 HOH HOH . 
W 7 HOH A 5 2005 2005 HOH HOH . 
W 7 HOH A 6 2006 2006 HOH HOH . 
W 7 HOH A 7 2007 2007 HOH HOH . 
W 7 HOH A 8 2008 2008 HOH HOH . 
W 7 HOH A 9 2009 2009 HOH HOH . 
W 7 HOH A 10 2010 2010 HOH HOH . 
W 7 HOH A 11 2011 2011 HOH HOH . 
W 7 HOH A 12 2012 2012 HOH HOH . 
W 7 HOH A 13 2013 2013 HOH HOH . 
W 7 HOH A 14 2014 2014 HOH HOH . 
W 7 HOH A 15 2015 2015 HOH HOH . 
W 7 HOH A 16 2016 2016 HOH HOH . 
W 7 HOH A 17 2017 2017 HOH HOH . 
W 7 HOH A 18 2018 2018 HOH HOH . 
W 7 HOH A 19 2019 2019 HOH HOH . 
W 7 HOH A 20 2020 2020 HOH HOH . 
W 7 HOH A 21 2021 2021 HOH HOH . 
W 7 HOH A 22 2022 2022 HOH HOH . 
W 7 HOH A 23 2023 2023 HOH HOH . 
W 7 HOH A 24 2024 2024 HOH HOH . 
W 7 HOH A 25 2025 2025 HOH HOH . 
W 7 HOH A 26 2026 2026 HOH HOH . 
W 7 HOH A 27 2027 2027 HOH HOH . 
W 7 HOH A 28 2028 2028 HOH HOH . 
W 7 HOH A 29 2029 2029 HOH HOH . 
W 7 HOH A 30 2030 2030 HOH HOH . 
W 7 HOH A 31 2031 2031 HOH HOH . 
W 7 HOH A 32 2032 2032 HOH HOH . 
W 7 HOH A 33 2033 2033 HOH HOH . 
W 7 HOH A 34 2034 2034 HOH HOH . 
X 7 HOH B 1 2001 2001 HOH HOH . 
X 7 HOH B 2 2002 2002 HOH HOH . 
X 7 HOH B 3 2003 2003 HOH HOH . 
X 7 HOH B 4 2004 2004 HOH HOH . 
X 7 HOH B 5 2005 2005 HOH HOH . 
X 7 HOH B 6 2006 2006 HOH HOH . 
X 7 HOH B 7 2007 2007 HOH HOH . 
X 7 HOH B 8 2008 2008 HOH HOH . 
X 7 HOH B 9 2009 2009 HOH HOH . 
X 7 HOH B 10 2010 2010 HOH HOH . 
X 7 HOH B 11 2011 2011 HOH HOH . 
X 7 HOH B 12 2012 2012 HOH HOH . 
X 7 HOH B 13 2013 2013 HOH HOH . 
X 7 HOH B 14 2014 2014 HOH HOH . 
X 7 HOH B 15 2015 2015 HOH HOH . 
X 7 HOH B 16 2016 2016 HOH HOH . 
X 7 HOH B 17 2017 2017 HOH HOH . 
X 7 HOH B 18 2018 2018 HOH HOH . 
X 7 HOH B 19 2019 2019 HOH HOH . 
X 7 HOH B 20 2020 2020 HOH HOH . 
X 7 HOH B 21 2021 2021 HOH HOH . 
X 7 HOH B 22 2022 2022 HOH HOH . 
X 7 HOH B 23 2023 2023 HOH HOH . 
X 7 HOH B 24 2024 2024 HOH HOH . 
X 7 HOH B 25 2025 2025 HOH HOH . 
X 7 HOH B 26 2026 2026 HOH HOH . 
X 7 HOH B 27 2027 2027 HOH HOH . 
X 7 HOH B 28 2028 2028 HOH HOH . 
X 7 HOH B 29 2029 2029 HOH HOH . 
Y 7 HOH C 1 2001 2001 HOH HOH . 
Y 7 HOH C 2 2002 2002 HOH HOH . 
Y 7 HOH C 3 2003 2003 HOH HOH . 
Y 7 HOH C 4 2004 2004 HOH HOH . 
Y 7 HOH C 5 2005 2005 HOH HOH . 
Y 7 HOH C 6 2006 2006 HOH HOH . 
Y 7 HOH C 7 2007 2007 HOH HOH . 
Y 7 HOH C 8 2008 2008 HOH HOH . 
Y 7 HOH C 9 2009 2009 HOH HOH . 
Y 7 HOH C 10 2010 2010 HOH HOH . 
Y 7 HOH C 11 2011 2011 HOH HOH . 
Y 7 HOH C 12 2012 2012 HOH HOH . 
Y 7 HOH C 13 2013 2013 HOH HOH . 
Y 7 HOH C 14 2014 2014 HOH HOH . 
Y 7 HOH C 15 2015 2015 HOH HOH . 
Y 7 HOH C 16 2016 2016 HOH HOH . 
Y 7 HOH C 17 2017 2017 HOH HOH . 
Y 7 HOH C 18 2018 2018 HOH HOH . 
Y 7 HOH C 19 2019 2019 HOH HOH . 
Y 7 HOH C 20 2020 2020 HOH HOH . 
Y 7 HOH C 21 2021 2021 HOH HOH . 
Y 7 HOH C 22 2022 2022 HOH HOH . 
Y 7 HOH C 23 2023 2023 HOH HOH . 
Y 7 HOH C 24 2024 2024 HOH HOH . 
Y 7 HOH C 25 2025 2025 HOH HOH . 
Y 7 HOH C 26 2026 2026 HOH HOH . 
Y 7 HOH C 27 2027 2027 HOH HOH . 
Z 7 HOH D 1 2001 2001 HOH HOH . 
Z 7 HOH D 2 2002 2002 HOH HOH . 
Z 7 HOH D 3 2003 2003 HOH HOH . 
Z 7 HOH D 4 2004 2004 HOH HOH . 
Z 7 HOH D 5 2005 2005 HOH HOH . 
Z 7 HOH D 6 2006 2006 HOH HOH . 
Z 7 HOH D 7 2007 2007 HOH HOH . 
Z 7 HOH D 8 2008 2008 HOH HOH . 
Z 7 HOH D 9 2009 2009 HOH HOH . 
Z 7 HOH D 10 2010 2010 HOH HOH . 
Z 7 HOH D 11 2011 2011 HOH HOH . 
Z 7 HOH D 12 2012 2012 HOH HOH . 
Z 7 HOH D 13 2013 2013 HOH HOH . 
Z 7 HOH D 14 2014 2014 HOH HOH . 
Z 7 HOH D 15 2015 2015 HOH HOH . 
Z 7 HOH D 16 2016 2016 HOH HOH . 
Z 7 HOH D 17 2017 2017 HOH HOH . 
Z 7 HOH D 18 2018 2018 HOH HOH . 
Z 7 HOH D 19 2019 2019 HOH HOH . 
Z 7 HOH D 20 2020 2020 HOH HOH . 
Z 7 HOH D 21 2021 2021 HOH HOH . 
Z 7 HOH D 22 2022 2022 HOH HOH . 
Z 7 HOH D 23 2023 2023 HOH HOH . 
Z 7 HOH D 24 2024 2024 HOH HOH . 
Z 7 HOH D 25 2025 2025 HOH HOH . 
Z 7 HOH D 26 2026 2026 HOH HOH . 
Z 7 HOH D 27 2027 2027 HOH HOH . 
#
loop_
_atom_site.group_PDB
_atom_site.id
_atom_site.type_symbol
_atom_site.label_atom_id
_atom_site.label_comp_id
_atom_site.label_seq_id
_atom_site.label_alt_id
_atom_site.pdbx_PDB_ins_code
_atom_site.label_asym_id
_atom_site.label_entity_id
_atom_site.Cartn_x
_atom_site.Cartn_y
_atom_site.Cartn_z
_atom_site.occupancy
_atom_site.B_iso_or_equiv
_atom_site.pdbx_formal_charge
_atom_site.auth_atom_id
_atom_site.auth_comp_id
_atom_site.auth_seq_id
_atom_site.auth_asym_id
_atom_site.pdbx_PDB_model_num
HETATM 1 C C1 CIT . . . H 4 33.884 10.363 51.226 1 62.11 ? C1 CIT 1355 A 1 
HETATM 2 O O1 CIT . . . H 4 33.976 9.465 50.349 1 62.28 ? O1 CIT 1355 A 1 
HETATM 3 O O2 CIT . . . H 4 34.842 11.143 51.476 1 60.09 ? O2 CIT 1355 A 1 
HETATM 4 C C2 CIT . . . H 4 32.597 10.482 51.99 1 62.64 ? C2 CIT 1355 A 1 
HETATM 5 C C3 CIT . . . H 4 31.601 11.44 51.341 1 63.05 ? C3 CIT 1355 A 1 
HETATM 6 O O7 CIT . . . H 4 31.379 11.118 49.951 1 65.39 ? O7 CIT 1355 A 1 
HETATM 7 C C4 CIT . . . H 4 30.267 11.37 52.078 1 62.41 ? C4 CIT 1355 A 1 
HETATM 8 C C5 CIT . . . H 4 29.395 10.191 51.672 1 63.51 ? C5 CIT 1355 A 1 
HETATM 9 O O3 CIT . . . H 4 28.589 9.606 52.448 1 60.5 ? O3 CIT 1355 A 1 
HETATM 10 O O4 CIT . . . H 4 29.466 9.769 50.502 1 65.48 ? O4 CIT 1355 A 1 
HETATM 11 C C6 CIT . . . H 4 32.161 12.844 51.371 1 63.61 ? C6 CIT 1355 A 1 
HETATM 12 O O5 CIT . . . H 4 32.896 13.208 52.305 1 64.26 ? O5 CIT 1355 A 1 
HETATM 13 O O6 CIT . . . H 4 31.897 13.656 50.456 1 65.07 ? O6 CIT 1355 A 1 
#
_model_server_stats.io_time_ms              26 
_model_server_stats.parse_time_ms           9 
_model_server_stats.create_model_time_ms    31 
_model_server_stats.query_time_ms           314 
_model_server_stats.encode_time_ms          2 
_model_server_stats.element_count           13 
#