HEADER MEMBRANE PROTEIN 17-MAR-22 7XA9 TITLE STRUCTURE OF ARABIDOPSIS THALIANA CLCA COMPND MOL_ID: 1; COMPND 2 MOLECULE: CHLORIDE CHANNEL PROTEIN CLC-A; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: ATCLC-A,CBS DOMAIN-CONTAINING PROTEIN CBSCLC5; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ARABIDOPSIS THALIANA; SOURCE 3 ORGANISM_COMMON: THALE CRESS; SOURCE 4 ORGANISM_TAXID: 3702; SOURCE 5 GENE: CLC-A, CBSCLC5, AT5G40890, MHK7.12; SOURCE 6 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 9606 KEYWDS NITRATE, ANTIPORTER, TRANSPORT PROTEIN, MEMBRANE PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR S.JI,H.JIN,Z.KAIMING,W.MINGXING,L.SHANSHAN,C.LONG REVDAT 1 22-MAR-23 7XA9 0 JRNL AUTH J.HE,M.WANG,S.LI,L.CHEN,K.ZHANG,J.SHE JRNL TITL CRYO-EM STRUCTURE OF THE PLANT NITRATE TRANSPORTER ATCLCA JRNL TITL 2 REVEALS CHARACTERISTICS OF THE ANION-BINDING SITE AND THE JRNL TITL 3 ATP-BINDING POCKET. JRNL REF J.BIOL.CHEM. V. 299 02833 2023 JRNL REFN ESSN 1083-351X JRNL PMID 36581207 JRNL DOI 10.1016/J.JBC.2022.102833 REMARK 2 REMARK 2 RESOLUTION. 2.84 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : NULL REMARK 3 RECONSTRUCTION SCHEMA : NULL REMARK 3 REMARK 3 EM MAP-MODEL FITTING AND REFINEMENT REMARK 3 PDB ENTRY : NULL REMARK 3 REFINEMENT SPACE : NULL REMARK 3 REFINEMENT PROTOCOL : NULL REMARK 3 REFINEMENT TARGET : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE : NULL REMARK 3 REMARK 3 FITTING PROCEDURE : NULL REMARK 3 REMARK 3 EM IMAGE RECONSTRUCTION STATISTICS REMARK 3 NOMINAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 ACTUAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 EFFECTIVE RESOLUTION (ANGSTROMS) : 2.840 REMARK 3 NUMBER OF PARTICLES : 291367 REMARK 3 CTF CORRECTION METHOD : NONE REMARK 3 REMARK 3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL REMARK 3 REMARK 3 OTHER DETAILS: NULL REMARK 4 REMARK 4 7XA9 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 22-MAR-22. REMARK 100 THE DEPOSITION ID IS D_1300028397. REMARK 245 REMARK 245 EXPERIMENTAL DETAILS REMARK 245 RECONSTRUCTION METHOD : SINGLE PARTICLE REMARK 245 SPECIMEN TYPE : NULL REMARK 245 REMARK 245 ELECTRON MICROSCOPE SAMPLE REMARK 245 SAMPLE TYPE : PARTICLE REMARK 245 PARTICLE TYPE : POINT REMARK 245 NAME OF SAMPLE : ATCLCA REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : NULL REMARK 245 SAMPLE SUPPORT DETAILS : NULL REMARK 245 SAMPLE VITRIFICATION DETAILS : NULL REMARK 245 SAMPLE BUFFER : NULL REMARK 245 PH : 8.00 REMARK 245 SAMPLE DETAILS : NULL REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : NULL REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : FEI TITAN REMARK 245 DETECTOR TYPE : GATAN K3 (6K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 1500.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 3000.00 REMARK 245 MINIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 MAXIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 NOMINAL CS : NULL REMARK 245 IMAGING MODE : BRIGHT FIELD REMARK 245 ELECTRON DOSE (ELECTRONS NM**-2) : 6000.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : NULL REMARK 245 CALIBRATED MAGNIFICATION : NULL REMARK 245 SOURCE : FIELD EMISSION GUN REMARK 245 ACCELERATION VOLTAGE (KV) : 300 REMARK 245 IMAGING DETAILS : NULL REMARK 247 REMARK 247 ELECTRON MICROSCOPY REMARK 247 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM ELECTRON REMARK 247 MICROSCOPY DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE REMARK 247 THAT CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES REMARK 247 ON THESE RECORDS ARE MEANINGLESS EXCEPT FOR THE CALCULATION REMARK 247 OF THE STRUCTURE FACTORS. REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 MET A 1 REMARK 465 ASP A 2 REMARK 465 GLU A 3 REMARK 465 ASP A 4 REMARK 465 GLY A 5 REMARK 465 ASN A 6 REMARK 465 LEU A 7 REMARK 465 GLN A 8 REMARK 465 ILE A 9 REMARK 465 SER A 10 REMARK 465 ASN A 11 REMARK 465 SER A 12 REMARK 465 ASN A 13 REMARK 465 TYR A 14 REMARK 465 ASN A 15 REMARK 465 GLY A 16 REMARK 465 GLU A 17 REMARK 465 GLU A 18 REMARK 465 GLU A 19 REMARK 465 GLY A 20 REMARK 465 GLU A 21 REMARK 465 ASP A 22 REMARK 465 PRO A 23 REMARK 465 GLU A 24 REMARK 465 ASN A 25 REMARK 465 ASN A 26 REMARK 465 THR A 27 REMARK 465 LEU A 28 REMARK 465 ASN A 29 REMARK 465 GLN A 30 REMARK 465 PRO A 31 REMARK 465 LEU A 32 REMARK 465 LEU A 33 REMARK 465 LYS A 34 REMARK 465 ARG A 35 REMARK 465 HIS A 36 REMARK 465 ARG A 37 REMARK 465 THR A 38 REMARK 465 LEU A 39 REMARK 465 SER A 40 REMARK 465 SER A 41 REMARK 465 THR A 42 REMARK 465 PRO A 43 REMARK 465 LEU A 44 REMARK 465 ALA A 45 REMARK 465 LEU A 46 REMARK 465 VAL A 47 REMARK 465 GLY A 48 REMARK 465 ALA A 49 REMARK 465 LYS A 50 REMARK 465 VAL A 51 REMARK 465 SER A 52 REMARK 465 GLY A 628 REMARK 465 ALA A 629 REMARK 465 ASP A 630 REMARK 465 GLN A 631 REMARK 465 ASN A 632 REMARK 465 THR A 633 REMARK 465 GLY A 634 REMARK 465 ILE A 737 REMARK 465 GLN A 738 REMARK 465 ALA A 739 REMARK 465 SER A 740 REMARK 465 GLY A 741 REMARK 465 MET A 742 REMARK 465 LYS A 768 REMARK 465 HIS A 769 REMARK 465 LYS A 770 REMARK 465 SER A 771 REMARK 465 GLY A 772 REMARK 465 LYS A 773 REMARK 465 ALA A 774 REMARK 465 ARG A 775 REMARK 465 ALA A 776 REMARK 465 SER A 777 REMARK 465 GLY A 778 REMARK 465 GLY A 779 REMARK 465 SER A 780 REMARK 465 LEU A 781 REMARK 465 GLU A 782 REMARK 465 VAL A 783 REMARK 465 LEU A 784 REMARK 465 PHE A 785 REMARK 465 GLN A 786 REMARK 465 GLY A 787 REMARK 465 PRO A 788 REMARK 465 GLY A 789 REMARK 465 GLY A 790 REMARK 465 SER A 791 REMARK 465 GLY A 792 REMARK 465 GLY A 793 REMARK 465 SER A 794 REMARK 465 TRP A 795 REMARK 465 SER A 796 REMARK 465 HIS A 797 REMARK 465 PRO A 798 REMARK 465 GLN A 799 REMARK 465 PHE A 800 REMARK 465 GLU A 801 REMARK 465 LYS A 802 REMARK 465 MET B 1 REMARK 465 ASP B 2 REMARK 465 GLU B 3 REMARK 465 ASP B 4 REMARK 465 GLY B 5 REMARK 465 ASN B 6 REMARK 465 LEU B 7 REMARK 465 GLN B 8 REMARK 465 ILE B 9 REMARK 465 SER B 10 REMARK 465 ASN B 11 REMARK 465 SER B 12 REMARK 465 ASN B 13 REMARK 465 TYR B 14 REMARK 465 ASN B 15 REMARK 465 GLY B 16 REMARK 465 GLU B 17 REMARK 465 GLU B 18 REMARK 465 GLU B 19 REMARK 465 GLY B 20 REMARK 465 GLU B 21 REMARK 465 ASP B 22 REMARK 465 PRO B 23 REMARK 465 GLU B 24 REMARK 465 ASN B 25 REMARK 465 ASN B 26 REMARK 465 THR B 27 REMARK 465 LEU B 28 REMARK 465 ASN B 29 REMARK 465 GLN B 30 REMARK 465 PRO B 31 REMARK 465 LEU B 32 REMARK 465 LEU B 33 REMARK 465 LYS B 34 REMARK 465 ARG B 35 REMARK 465 HIS B 36 REMARK 465 ARG B 37 REMARK 465 THR B 38 REMARK 465 LEU B 39 REMARK 465 SER B 40 REMARK 465 SER B 41 REMARK 465 THR B 42 REMARK 465 PRO B 43 REMARK 465 LEU B 44 REMARK 465 ALA B 45 REMARK 465 LEU B 46 REMARK 465 VAL B 47 REMARK 465 GLY B 48 REMARK 465 ALA B 49 REMARK 465 LYS B 50 REMARK 465 VAL B 51 REMARK 465 SER B 52 REMARK 465 GLY B 628 REMARK 465 ALA B 629 REMARK 465 ASP B 630 REMARK 465 GLN B 631 REMARK 465 ASN B 632 REMARK 465 THR B 633 REMARK 465 GLY B 634 REMARK 465 ILE B 737 REMARK 465 GLN B 738 REMARK 465 ALA B 739 REMARK 465 SER B 740 REMARK 465 GLY B 741 REMARK 465 MET B 742 REMARK 465 LYS B 768 REMARK 465 HIS B 769 REMARK 465 LYS B 770 REMARK 465 SER B 771 REMARK 465 GLY B 772 REMARK 465 LYS B 773 REMARK 465 ALA B 774 REMARK 465 ARG B 775 REMARK 465 ALA B 776 REMARK 465 SER B 777 REMARK 465 GLY B 778 REMARK 465 GLY B 779 REMARK 465 SER B 780 REMARK 465 LEU B 781 REMARK 465 GLU B 782 REMARK 465 VAL B 783 REMARK 465 LEU B 784 REMARK 465 PHE B 785 REMARK 465 GLN B 786 REMARK 465 GLY B 787 REMARK 465 PRO B 788 REMARK 465 GLY B 789 REMARK 465 GLY B 790 REMARK 465 SER B 791 REMARK 465 GLY B 792 REMARK 465 GLY B 793 REMARK 465 SER B 794 REMARK 465 TRP B 795 REMARK 465 SER B 796 REMARK 465 HIS B 797 REMARK 465 PRO B 798 REMARK 465 GLN B 799 REMARK 465 PHE B 800 REMARK 465 GLU B 801 REMARK 465 LYS B 802 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 ALA A 154 81.46 -152.47 REMARK 500 HIS A 225 17.26 -143.59 REMARK 500 GLU A 270 -65.86 -99.26 REMARK 500 SER A 320 0.54 -61.80 REMARK 500 HIS A 321 37.57 -97.21 REMARK 500 GLN A 416 54.18 -116.90 REMARK 500 LEU A 432 55.23 -97.03 REMARK 500 ALA A 474 56.66 -96.19 REMARK 500 ALA A 595 32.07 -94.86 REMARK 500 ASP A 684 54.73 -91.71 REMARK 500 ALA B 154 81.46 -152.47 REMARK 500 HIS B 225 17.26 -143.59 REMARK 500 GLU B 270 -65.86 -99.26 REMARK 500 SER B 320 0.54 -61.80 REMARK 500 HIS B 321 37.57 -97.21 REMARK 500 GLN B 416 54.18 -116.90 REMARK 500 LEU B 432 55.23 -97.03 REMARK 500 ALA B 474 56.66 -96.19 REMARK 500 ALA B 595 32.07 -94.86 REMARK 500 ASP B 684 54.73 -91.71 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 905 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 55 OE1 REMARK 620 2 GLU A 55 OE2 47.2 REMARK 620 3 ATP A 904 O2B 88.5 111.7 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 905 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU B 55 OE1 REMARK 620 2 GLU B 55 OE2 47.2 REMARK 620 3 ATP B 904 O2B 88.5 111.7 REMARK 620 N 1 2 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-33088 RELATED DB: EMDB REMARK 900 STRUCTURE OF ARABIDOPSIS THALIANA CLCA DBREF 7XA9 A 1 775 UNP P92941 CLCA_ARATH 1 775 DBREF 7XA9 B 1 775 UNP P92941 CLCA_ARATH 1 775 SEQADV 7XA9 ALA A 776 UNP P92941 EXPRESSION TAG SEQADV 7XA9 SER A 777 UNP P92941 EXPRESSION TAG SEQADV 7XA9 GLY A 778 UNP P92941 EXPRESSION TAG SEQADV 7XA9 GLY A 779 UNP P92941 EXPRESSION TAG SEQADV 7XA9 SER A 780 UNP P92941 EXPRESSION TAG SEQADV 7XA9 LEU A 781 UNP P92941 EXPRESSION TAG SEQADV 7XA9 GLU A 782 UNP P92941 EXPRESSION TAG SEQADV 7XA9 VAL A 783 UNP P92941 EXPRESSION TAG SEQADV 7XA9 LEU A 784 UNP P92941 EXPRESSION TAG SEQADV 7XA9 PHE A 785 UNP P92941 EXPRESSION TAG SEQADV 7XA9 GLN A 786 UNP P92941 EXPRESSION TAG SEQADV 7XA9 GLY A 787 UNP P92941 EXPRESSION TAG SEQADV 7XA9 PRO A 788 UNP P92941 EXPRESSION TAG SEQADV 7XA9 GLY A 789 UNP P92941 EXPRESSION TAG SEQADV 7XA9 GLY A 790 UNP P92941 EXPRESSION TAG SEQADV 7XA9 SER A 791 UNP P92941 EXPRESSION TAG SEQADV 7XA9 GLY A 792 UNP P92941 EXPRESSION TAG SEQADV 7XA9 GLY A 793 UNP P92941 EXPRESSION TAG SEQADV 7XA9 SER A 794 UNP P92941 EXPRESSION TAG SEQADV 7XA9 TRP A 795 UNP P92941 EXPRESSION TAG SEQADV 7XA9 SER A 796 UNP P92941 EXPRESSION TAG SEQADV 7XA9 HIS A 797 UNP P92941 EXPRESSION TAG SEQADV 7XA9 PRO A 798 UNP P92941 EXPRESSION TAG SEQADV 7XA9 GLN A 799 UNP P92941 EXPRESSION TAG SEQADV 7XA9 PHE A 800 UNP P92941 EXPRESSION TAG SEQADV 7XA9 GLU A 801 UNP P92941 EXPRESSION TAG SEQADV 7XA9 LYS A 802 UNP P92941 EXPRESSION TAG SEQADV 7XA9 ALA B 776 UNP P92941 EXPRESSION TAG SEQADV 7XA9 SER B 777 UNP P92941 EXPRESSION TAG SEQADV 7XA9 GLY B 778 UNP P92941 EXPRESSION TAG SEQADV 7XA9 GLY B 779 UNP P92941 EXPRESSION TAG SEQADV 7XA9 SER B 780 UNP P92941 EXPRESSION TAG SEQADV 7XA9 LEU B 781 UNP P92941 EXPRESSION TAG SEQADV 7XA9 GLU B 782 UNP P92941 EXPRESSION TAG SEQADV 7XA9 VAL B 783 UNP P92941 EXPRESSION TAG SEQADV 7XA9 LEU B 784 UNP P92941 EXPRESSION TAG SEQADV 7XA9 PHE B 785 UNP P92941 EXPRESSION TAG SEQADV 7XA9 GLN B 786 UNP P92941 EXPRESSION TAG SEQADV 7XA9 GLY B 787 UNP P92941 EXPRESSION TAG SEQADV 7XA9 PRO B 788 UNP P92941 EXPRESSION TAG SEQADV 7XA9 GLY B 789 UNP P92941 EXPRESSION TAG SEQADV 7XA9 GLY B 790 UNP P92941 EXPRESSION TAG SEQADV 7XA9 SER B 791 UNP P92941 EXPRESSION TAG SEQADV 7XA9 GLY B 792 UNP P92941 EXPRESSION TAG SEQADV 7XA9 GLY B 793 UNP P92941 EXPRESSION TAG SEQADV 7XA9 SER B 794 UNP P92941 EXPRESSION TAG SEQADV 7XA9 TRP B 795 UNP P92941 EXPRESSION TAG SEQADV 7XA9 SER B 796 UNP P92941 EXPRESSION TAG SEQADV 7XA9 HIS B 797 UNP P92941 EXPRESSION TAG SEQADV 7XA9 PRO B 798 UNP P92941 EXPRESSION TAG SEQADV 7XA9 GLN B 799 UNP P92941 EXPRESSION TAG SEQADV 7XA9 PHE B 800 UNP P92941 EXPRESSION TAG SEQADV 7XA9 GLU B 801 UNP P92941 EXPRESSION TAG SEQADV 7XA9 LYS B 802 UNP P92941 EXPRESSION TAG SEQRES 1 A 802 MET ASP GLU ASP GLY ASN LEU GLN ILE SER ASN SER ASN SEQRES 2 A 802 TYR ASN GLY GLU GLU GLU GLY GLU ASP PRO GLU ASN ASN SEQRES 3 A 802 THR LEU ASN GLN PRO LEU LEU LYS ARG HIS ARG THR LEU SEQRES 4 A 802 SER SER THR PRO LEU ALA LEU VAL GLY ALA LYS VAL SER SEQRES 5 A 802 HIS ILE GLU SER LEU ASP TYR GLU ILE ASN GLU ASN ASP SEQRES 6 A 802 LEU PHE LYS HIS ASP TRP ARG SER ARG SER LYS ALA GLN SEQRES 7 A 802 VAL PHE GLN TYR ILE PHE LEU LYS TRP THR LEU ALA CYS SEQRES 8 A 802 LEU VAL GLY LEU PHE THR GLY LEU ILE ALA THR LEU ILE SEQRES 9 A 802 ASN LEU ALA VAL GLU ASN ILE ALA GLY TYR LYS LEU LEU SEQRES 10 A 802 ALA VAL GLY TYR TYR ILE ALA GLN ASP ARG PHE TRP THR SEQRES 11 A 802 GLY LEU MET VAL PHE THR GLY ALA ASN LEU GLY LEU THR SEQRES 12 A 802 LEU VAL ALA THR VAL LEU VAL VAL TYR PHE ALA PRO THR SEQRES 13 A 802 ALA ALA GLY PRO GLY ILE PRO GLU ILE LYS ALA TYR LEU SEQRES 14 A 802 ASN GLY ILE ASP THR PRO ASN MET PHE GLY PHE THR THR SEQRES 15 A 802 MET MET VAL LYS ILE VAL GLY SER ILE GLY ALA VAL ALA SEQRES 16 A 802 ALA GLY LEU ASP LEU GLY LYS GLU GLY PRO LEU VAL HIS SEQRES 17 A 802 ILE GLY SER CYS ILE ALA SER LEU LEU GLY GLN GLY GLY SEQRES 18 A 802 PRO ASP ASN HIS ARG ILE LYS TRP ARG TRP LEU ARG TYR SEQRES 19 A 802 PHE ASN ASN ASP ARG ASP ARG ARG ASP LEU ILE THR CYS SEQRES 20 A 802 GLY SER ALA SER GLY VAL CYS ALA ALA PHE ARG SER PRO SEQRES 21 A 802 VAL GLY GLY VAL LEU PHE ALA LEU GLU GLU VAL ALA THR SEQRES 22 A 802 TRP TRP ARG SER ALA LEU LEU TRP ARG THR PHE PHE SER SEQRES 23 A 802 THR ALA VAL VAL VAL VAL VAL LEU ARG ALA PHE ILE GLU SEQRES 24 A 802 ILE CYS ASN SER GLY LYS CYS GLY LEU PHE GLY SER GLY SEQRES 25 A 802 GLY LEU ILE MET PHE ASP VAL SER HIS VAL GLU VAL ARG SEQRES 26 A 802 TYR HIS ALA ALA ASP ILE ILE PRO VAL THR LEU ILE GLY SEQRES 27 A 802 VAL PHE GLY GLY ILE LEU GLY SER LEU TYR ASN HIS LEU SEQRES 28 A 802 LEU HIS LYS VAL LEU ARG LEU TYR ASN LEU ILE ASN GLN SEQRES 29 A 802 LYS GLY LYS ILE HIS LYS VAL LEU LEU SER LEU GLY VAL SEQRES 30 A 802 SER LEU PHE THR SER VAL CYS LEU PHE GLY LEU PRO PHE SEQRES 31 A 802 LEU ALA GLU CYS LYS PRO CYS ASP PRO SER ILE ASP GLU SEQRES 32 A 802 ILE CYS PRO THR ASN GLY ARG SER GLY ASN PHE LYS GLN SEQRES 33 A 802 PHE ASN CYS PRO ASN GLY TYR TYR ASN ASP LEU SER THR SEQRES 34 A 802 LEU LEU LEU THR THR ASN ASP ASP ALA VAL ARG ASN ILE SEQRES 35 A 802 PHE SER SER ASN THR PRO ASN GLU PHE GLY MET VAL SER SEQRES 36 A 802 LEU TRP ILE PHE PHE GLY LEU TYR CYS ILE LEU GLY LEU SEQRES 37 A 802 ILE THR PHE GLY ILE ALA THR PRO SER GLY LEU PHE LEU SEQRES 38 A 802 PRO ILE ILE LEU MET GLY SER ALA TYR GLY ARG MET LEU SEQRES 39 A 802 GLY THR ALA MET GLY SER TYR THR ASN ILE ASP GLN GLY SEQRES 40 A 802 LEU TYR ALA VAL LEU GLY ALA ALA SER LEU MET ALA GLY SEQRES 41 A 802 SER MET ARG MET THR VAL SER LEU CYS VAL ILE PHE LEU SEQRES 42 A 802 GLU LEU THR ASN ASN LEU LEU LEU LEU PRO ILE THR MET SEQRES 43 A 802 PHE VAL LEU LEU ILE ALA LYS THR VAL GLY ASP SER PHE SEQRES 44 A 802 ASN LEU SER ILE TYR GLU ILE ILE LEU HIS LEU LYS GLY SEQRES 45 A 802 LEU PRO PHE LEU GLU ALA ASN PRO GLU PRO TRP MET ARG SEQRES 46 A 802 ASN LEU THR VAL GLY GLU LEU ASN ASP ALA LYS PRO PRO SEQRES 47 A 802 VAL VAL THR LEU ASN GLY VAL GLU LYS VAL ALA ASN ILE SEQRES 48 A 802 VAL ASP VAL LEU ARG ASN THR THR HIS ASN ALA PHE PRO SEQRES 49 A 802 VAL LEU ASP GLY ALA ASP GLN ASN THR GLY THR GLU LEU SEQRES 50 A 802 HIS GLY LEU ILE LEU ARG ALA HIS LEU VAL LYS VAL LEU SEQRES 51 A 802 LYS LYS ARG TRP PHE LEU ASN GLU LYS ARG ARG THR GLU SEQRES 52 A 802 GLU TRP GLU VAL ARG GLU LYS PHE THR PRO VAL GLU LEU SEQRES 53 A 802 ALA GLU ARG GLU ASP ASN PHE ASP ASP VAL ALA ILE THR SEQRES 54 A 802 SER SER GLU MET GLN LEU TYR VAL ASP LEU HIS PRO LEU SEQRES 55 A 802 THR ASN THR THR PRO TYR THR VAL VAL GLN SER MET SER SEQRES 56 A 802 VAL ALA LYS ALA LEU VAL LEU PHE ARG SER VAL GLY LEU SEQRES 57 A 802 ARG HIS LEU LEU VAL VAL PRO LYS ILE GLN ALA SER GLY SEQRES 58 A 802 MET SER PRO VAL ILE GLY ILE LEU THR ARG GLN ASP LEU SEQRES 59 A 802 ARG ALA TYR ASN ILE LEU GLN ALA PHE PRO HIS LEU ASP SEQRES 60 A 802 LYS HIS LYS SER GLY LYS ALA ARG ALA SER GLY GLY SER SEQRES 61 A 802 LEU GLU VAL LEU PHE GLN GLY PRO GLY GLY SER GLY GLY SEQRES 62 A 802 SER TRP SER HIS PRO GLN PHE GLU LYS SEQRES 1 B 802 MET ASP GLU ASP GLY ASN LEU GLN ILE SER ASN SER ASN SEQRES 2 B 802 TYR ASN GLY GLU GLU GLU GLY GLU ASP PRO GLU ASN ASN SEQRES 3 B 802 THR LEU ASN GLN PRO LEU LEU LYS ARG HIS ARG THR LEU SEQRES 4 B 802 SER SER THR PRO LEU ALA LEU VAL GLY ALA LYS VAL SER SEQRES 5 B 802 HIS ILE GLU SER LEU ASP TYR GLU ILE ASN GLU ASN ASP SEQRES 6 B 802 LEU PHE LYS HIS ASP TRP ARG SER ARG SER LYS ALA GLN SEQRES 7 B 802 VAL PHE GLN TYR ILE PHE LEU LYS TRP THR LEU ALA CYS SEQRES 8 B 802 LEU VAL GLY LEU PHE THR GLY LEU ILE ALA THR LEU ILE SEQRES 9 B 802 ASN LEU ALA VAL GLU ASN ILE ALA GLY TYR LYS LEU LEU SEQRES 10 B 802 ALA VAL GLY TYR TYR ILE ALA GLN ASP ARG PHE TRP THR SEQRES 11 B 802 GLY LEU MET VAL PHE THR GLY ALA ASN LEU GLY LEU THR SEQRES 12 B 802 LEU VAL ALA THR VAL LEU VAL VAL TYR PHE ALA PRO THR SEQRES 13 B 802 ALA ALA GLY PRO GLY ILE PRO GLU ILE LYS ALA TYR LEU SEQRES 14 B 802 ASN GLY ILE ASP THR PRO ASN MET PHE GLY PHE THR THR SEQRES 15 B 802 MET MET VAL LYS ILE VAL GLY SER ILE GLY ALA VAL ALA SEQRES 16 B 802 ALA GLY LEU ASP LEU GLY LYS GLU GLY PRO LEU VAL HIS SEQRES 17 B 802 ILE GLY SER CYS ILE ALA SER LEU LEU GLY GLN GLY GLY SEQRES 18 B 802 PRO ASP ASN HIS ARG ILE LYS TRP ARG TRP LEU ARG TYR SEQRES 19 B 802 PHE ASN ASN ASP ARG ASP ARG ARG ASP LEU ILE THR CYS SEQRES 20 B 802 GLY SER ALA SER GLY VAL CYS ALA ALA PHE ARG SER PRO SEQRES 21 B 802 VAL GLY GLY VAL LEU PHE ALA LEU GLU GLU VAL ALA THR SEQRES 22 B 802 TRP TRP ARG SER ALA LEU LEU TRP ARG THR PHE PHE SER SEQRES 23 B 802 THR ALA VAL VAL VAL VAL VAL LEU ARG ALA PHE ILE GLU SEQRES 24 B 802 ILE CYS ASN SER GLY LYS CYS GLY LEU PHE GLY SER GLY SEQRES 25 B 802 GLY LEU ILE MET PHE ASP VAL SER HIS VAL GLU VAL ARG SEQRES 26 B 802 TYR HIS ALA ALA ASP ILE ILE PRO VAL THR LEU ILE GLY SEQRES 27 B 802 VAL PHE GLY GLY ILE LEU GLY SER LEU TYR ASN HIS LEU SEQRES 28 B 802 LEU HIS LYS VAL LEU ARG LEU TYR ASN LEU ILE ASN GLN SEQRES 29 B 802 LYS GLY LYS ILE HIS LYS VAL LEU LEU SER LEU GLY VAL SEQRES 30 B 802 SER LEU PHE THR SER VAL CYS LEU PHE GLY LEU PRO PHE SEQRES 31 B 802 LEU ALA GLU CYS LYS PRO CYS ASP PRO SER ILE ASP GLU SEQRES 32 B 802 ILE CYS PRO THR ASN GLY ARG SER GLY ASN PHE LYS GLN SEQRES 33 B 802 PHE ASN CYS PRO ASN GLY TYR TYR ASN ASP LEU SER THR SEQRES 34 B 802 LEU LEU LEU THR THR ASN ASP ASP ALA VAL ARG ASN ILE SEQRES 35 B 802 PHE SER SER ASN THR PRO ASN GLU PHE GLY MET VAL SER SEQRES 36 B 802 LEU TRP ILE PHE PHE GLY LEU TYR CYS ILE LEU GLY LEU SEQRES 37 B 802 ILE THR PHE GLY ILE ALA THR PRO SER GLY LEU PHE LEU SEQRES 38 B 802 PRO ILE ILE LEU MET GLY SER ALA TYR GLY ARG MET LEU SEQRES 39 B 802 GLY THR ALA MET GLY SER TYR THR ASN ILE ASP GLN GLY SEQRES 40 B 802 LEU TYR ALA VAL LEU GLY ALA ALA SER LEU MET ALA GLY SEQRES 41 B 802 SER MET ARG MET THR VAL SER LEU CYS VAL ILE PHE LEU SEQRES 42 B 802 GLU LEU THR ASN ASN LEU LEU LEU LEU PRO ILE THR MET SEQRES 43 B 802 PHE VAL LEU LEU ILE ALA LYS THR VAL GLY ASP SER PHE SEQRES 44 B 802 ASN LEU SER ILE TYR GLU ILE ILE LEU HIS LEU LYS GLY SEQRES 45 B 802 LEU PRO PHE LEU GLU ALA ASN PRO GLU PRO TRP MET ARG SEQRES 46 B 802 ASN LEU THR VAL GLY GLU LEU ASN ASP ALA LYS PRO PRO SEQRES 47 B 802 VAL VAL THR LEU ASN GLY VAL GLU LYS VAL ALA ASN ILE SEQRES 48 B 802 VAL ASP VAL LEU ARG ASN THR THR HIS ASN ALA PHE PRO SEQRES 49 B 802 VAL LEU ASP GLY ALA ASP GLN ASN THR GLY THR GLU LEU SEQRES 50 B 802 HIS GLY LEU ILE LEU ARG ALA HIS LEU VAL LYS VAL LEU SEQRES 51 B 802 LYS LYS ARG TRP PHE LEU ASN GLU LYS ARG ARG THR GLU SEQRES 52 B 802 GLU TRP GLU VAL ARG GLU LYS PHE THR PRO VAL GLU LEU SEQRES 53 B 802 ALA GLU ARG GLU ASP ASN PHE ASP ASP VAL ALA ILE THR SEQRES 54 B 802 SER SER GLU MET GLN LEU TYR VAL ASP LEU HIS PRO LEU SEQRES 55 B 802 THR ASN THR THR PRO TYR THR VAL VAL GLN SER MET SER SEQRES 56 B 802 VAL ALA LYS ALA LEU VAL LEU PHE ARG SER VAL GLY LEU SEQRES 57 B 802 ARG HIS LEU LEU VAL VAL PRO LYS ILE GLN ALA SER GLY SEQRES 58 B 802 MET SER PRO VAL ILE GLY ILE LEU THR ARG GLN ASP LEU SEQRES 59 B 802 ARG ALA TYR ASN ILE LEU GLN ALA PHE PRO HIS LEU ASP SEQRES 60 B 802 LYS HIS LYS SER GLY LYS ALA ARG ALA SER GLY GLY SER SEQRES 61 B 802 LEU GLU VAL LEU PHE GLN GLY PRO GLY GLY SER GLY GLY SEQRES 62 B 802 SER TRP SER HIS PRO GLN PHE GLU LYS HET NO3 A 901 4 HET NO3 A 902 4 HET NO3 A 903 4 HET ATP A 904 31 HET MG A 905 1 HET NO3 B 901 4 HET NO3 B 902 4 HET NO3 B 903 4 HET ATP B 904 31 HET MG B 905 1 HETNAM NO3 NITRATE ION HETNAM ATP ADENOSINE-5'-TRIPHOSPHATE HETNAM MG MAGNESIUM ION FORMUL 3 NO3 6(N O3 1-) FORMUL 6 ATP 2(C10 H16 N5 O13 P3) FORMUL 7 MG 2(MG 2+) HELIX 1 AA1 ASP A 70 ARG A 74 5 5 HELIX 2 AA2 SER A 75 GLN A 125 1 51 HELIX 3 AA3 TRP A 129 ALA A 154 1 26 HELIX 4 AA4 PRO A 155 ALA A 158 5 4 HELIX 5 AA5 GLY A 161 LEU A 169 1 9 HELIX 6 AA6 GLY A 179 ALA A 196 1 18 HELIX 7 AA7 LYS A 202 GLY A 220 1 19 HELIX 8 AA8 TRP A 229 ASN A 236 5 8 HELIX 9 AA9 ASN A 237 ARG A 258 1 22 HELIX 10 AB1 VAL A 261 GLU A 270 1 10 HELIX 11 AB2 ARG A 276 ILE A 300 1 25 HELIX 12 AB3 HIS A 327 ASP A 330 5 4 HELIX 13 AB4 ILE A 331 GLN A 364 1 34 HELIX 14 AB5 LYS A 367 GLY A 387 1 21 HELIX 15 AB6 LEU A 388 LEU A 391 5 4 HELIX 16 AB7 ASP A 436 PHE A 443 1 8 HELIX 17 AB8 GLY A 452 THR A 470 1 19 HELIX 18 AB9 LEU A 479 MET A 498 1 20 HELIX 19 AC1 ASP A 505 ARG A 523 1 19 HELIX 20 AC2 THR A 525 ASN A 537 1 13 HELIX 21 AC3 LEU A 541 ASP A 557 1 17 HELIX 22 AC4 SER A 562 LYS A 571 1 10 HELIX 23 AC5 THR A 588 ALA A 595 1 8 HELIX 24 AC6 VAL A 608 ASN A 617 1 10 HELIX 25 AC7 ARG A 643 ARG A 653 1 11 HELIX 26 AC8 THR A 672 GLU A 678 1 7 HELIX 27 AC9 SER A 691 GLN A 694 5 4 HELIX 28 AD1 SER A 715 VAL A 726 1 12 HELIX 29 AD2 THR A 750 ARG A 755 1 6 HELIX 30 AD3 ARG A 755 PHE A 763 1 9 HELIX 31 AD4 ASP B 70 ARG B 74 5 5 HELIX 32 AD5 SER B 75 GLN B 125 1 51 HELIX 33 AD6 TRP B 129 ALA B 154 1 26 HELIX 34 AD7 PRO B 155 ALA B 158 5 4 HELIX 35 AD8 GLY B 161 LEU B 169 1 9 HELIX 36 AD9 GLY B 179 ALA B 196 1 18 HELIX 37 AE1 LYS B 202 GLY B 220 1 19 HELIX 38 AE2 TRP B 229 ASN B 236 5 8 HELIX 39 AE3 ASN B 237 ARG B 258 1 22 HELIX 40 AE4 VAL B 261 GLU B 270 1 10 HELIX 41 AE5 ARG B 276 ILE B 300 1 25 HELIX 42 AE6 HIS B 327 ASP B 330 5 4 HELIX 43 AE7 ILE B 331 GLN B 364 1 34 HELIX 44 AE8 LYS B 367 GLY B 387 1 21 HELIX 45 AE9 LEU B 388 LEU B 391 5 4 HELIX 46 AF1 ASP B 436 PHE B 443 1 8 HELIX 47 AF2 GLY B 452 THR B 470 1 19 HELIX 48 AF3 LEU B 479 MET B 498 1 20 HELIX 49 AF4 ASP B 505 ARG B 523 1 19 HELIX 50 AF5 THR B 525 ASN B 537 1 13 HELIX 51 AF6 LEU B 541 ASP B 557 1 17 HELIX 52 AF7 SER B 562 LYS B 571 1 10 HELIX 53 AF8 THR B 588 ALA B 595 1 8 HELIX 54 AF9 VAL B 608 ASN B 617 1 10 HELIX 55 AG1 ARG B 643 ARG B 653 1 11 HELIX 56 AG2 THR B 672 GLU B 678 1 7 HELIX 57 AG3 SER B 691 GLN B 694 5 4 HELIX 58 AG4 SER B 715 VAL B 726 1 12 HELIX 59 AG5 THR B 750 ARG B 755 1 6 HELIX 60 AG6 ARG B 755 PHE B 763 1 9 SHEET 1 AA1 2 LYS A 395 PRO A 396 0 SHEET 2 AA1 2 TYR A 423 TYR A 424 -1 O TYR A 424 N LYS A 395 SHEET 1 AA2 3 LEU A 602 ASN A 603 0 SHEET 2 AA2 3 ALA A 622 LEU A 626 1 O LEU A 626 N LEU A 602 SHEET 3 AA2 3 GLY A 639 LEU A 642 -1 O ILE A 641 N PHE A 623 SHEET 1 AA3 2 VAL A 605 LYS A 607 0 SHEET 2 AA3 2 TYR A 696 ASP A 698 -1 O VAL A 697 N GLU A 606 SHEET 1 AA4 3 THR A 709 VAL A 710 0 SHEET 2 AA4 3 LEU A 731 VAL A 733 1 O LEU A 732 N VAL A 710 SHEET 3 AA4 3 GLY A 747 LEU A 749 -1 O LEU A 749 N LEU A 731 SHEET 1 AA5 2 LYS B 395 PRO B 396 0 SHEET 2 AA5 2 TYR B 423 TYR B 424 -1 O TYR B 424 N LYS B 395 SHEET 1 AA6 3 LEU B 602 ASN B 603 0 SHEET 2 AA6 3 ALA B 622 LEU B 626 1 O LEU B 626 N LEU B 602 SHEET 3 AA6 3 GLY B 639 LEU B 642 -1 O ILE B 641 N PHE B 623 SHEET 1 AA7 2 VAL B 605 LYS B 607 0 SHEET 2 AA7 2 TYR B 696 ASP B 698 -1 O VAL B 697 N GLU B 606 SHEET 1 AA8 3 THR B 709 VAL B 710 0 SHEET 2 AA8 3 LEU B 731 VAL B 733 1 O LEU B 732 N VAL B 710 SHEET 3 AA8 3 GLY B 747 LEU B 749 -1 O LEU B 749 N LEU B 731 SSBOND 1 CYS A 301 CYS A 306 1555 1555 2.35 SSBOND 2 CYS A 394 CYS A 419 1555 1555 2.36 SSBOND 3 CYS A 397 CYS A 405 1555 1555 2.29 SSBOND 4 CYS B 301 CYS B 306 1555 1555 2.35 SSBOND 5 CYS B 394 CYS B 419 1555 1555 2.36 SSBOND 6 CYS B 397 CYS B 405 1555 1555 2.29 LINK OE1 GLU A 55 MG MG A 905 1555 1555 1.94 LINK OE2 GLU A 55 MG MG A 905 1555 1555 2.98 LINK O2B ATP A 904 MG MG A 905 1555 1555 2.12 LINK OE1 GLU B 55 MG MG B 905 1555 1555 1.94 LINK OE2 GLU B 55 MG MG B 905 1555 1555 2.98 LINK O2B ATP B 904 MG MG B 905 1555 1555 2.12 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000