HEADER BIOSYNTHETIC PROTEIN 19-OCT-23 8QWD TITLE APO RECHB COMPND MOL_ID: 1; COMPND 2 MOLECULE: RECHB; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: ALPHA-SYNTHETIC CAS; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 3 ORGANISM_TAXID: 32630; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 6 EXPRESSION_SYSTEM_PLASMID: PET-28A(+) KEYWDS CAS, BIOSYNTHETIC PROTEIN, CRYO-EM, ANCESTRAL SEQUENCE KEYWDS 2 RECONSTRUCTION, BIOTECHNOLOGY EXPDTA ELECTRON MICROSCOPY AUTHOR J.P.LOPEZ-ALONSO,I.UBARRETXENA-BELANDIA,I.TASCON REVDAT 1 02-OCT-24 8QWD 0 JRNL AUTH Y.JABALERA,I.TASCON,S.SAMPERIO,J.P.LOPEZ-ALONSO, JRNL AUTH 2 M.GONZALEZ-LOPEZ,A.M.ARANSAY,G.ABASCAL-PALACIOS,C.L.BEISEL, JRNL AUTH 3 I.UBARRETXENA-BELANDIA,R.JIMENEZ-PEREZ JRNL TITL A RESURRECTED ANCESTOR OF CAS12A EXPANDS TARGET ACCESS AND JRNL TITL 2 SUBSTRATE 2 RECOGNITION FOR NUCLEIC-ACID EDITING AND JRNL TITL 3 DETECTION JRNL REF NATURE BIOTECHNOLOGY 2024 REMARK 2 REMARK 2 RESOLUTION. 3.33 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : TOPAZ, CRYOSPARC, EPU, CRYOSPARC, COOT, REMARK 3 PHENIX, CRYOSPARC, CRYOSPARC, CRYOSPARC, REMARK 3 CRYOSPARC REMARK 3 RECONSTRUCTION SCHEMA : NULL REMARK 3 REMARK 3 EM MAP-MODEL FITTING AND REFINEMENT REMARK 3 PDB ENTRY : NULL REMARK 3 REFINEMENT SPACE : REAL REMARK 3 REFINEMENT PROTOCOL : FLEXIBLE FIT 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) : 3.330 REMARK 3 NUMBER OF PARTICLES : 254316 REMARK 3 CTF CORRECTION METHOD : PHASE FLIPPING AND AMPLITUDE REMARK 3 CORRECTION REMARK 3 REMARK 3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL REMARK 3 REMARK 3 OTHER DETAILS: NULL REMARK 4 REMARK 4 8QWD COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 19-OCT-23. REMARK 100 THE DEPOSITION ID IS D_1292133902. 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 : APO RECHB REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : 2.50 REMARK 245 SAMPLE SUPPORT DETAILS : NULL REMARK 245 SAMPLE VITRIFICATION DETAILS : NULL REMARK 245 SAMPLE BUFFER : NULL REMARK 245 PH : 7.50 REMARK 245 SAMPLE DETAILS : NULL REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : 14874 REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : FEI TITAN KRIOS REMARK 245 DETECTOR TYPE : GATAN K3 BIOQUANTUM (6K X REMARK 245 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 1000.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 1600.00 REMARK 245 MINIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 MAXIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 NOMINAL CS : 2.70 REMARK 245 IMAGING MODE : BRIGHT FIELD REMARK 245 ELECTRON DOSE (ELECTRONS NM**-2) : 4980.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : 105000 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: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A 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 ILE A 129 REMARK 465 LYS A 130 REMARK 465 GLU A 131 REMARK 465 ASP A 132 REMARK 465 LEU A 133 REMARK 465 PRO A 134 REMARK 465 ASN A 135 REMARK 465 TRP A 136 REMARK 465 LEU A 137 REMARK 465 LYS A 138 REMARK 465 ASN A 139 REMARK 465 SER A 140 REMARK 465 GLU A 141 REMARK 465 ASP A 142 REMARK 465 THR A 143 REMARK 465 GLY A 144 REMARK 465 GLU A 145 REMARK 465 GLU A 146 REMARK 465 ASP A 147 REMARK 465 THR A 393 REMARK 465 TYR A 394 REMARK 465 PRO A 395 REMARK 465 LYS A 396 REMARK 465 LYS A 397 REMARK 465 LYS A 398 REMARK 465 LYS A 399 REMARK 465 LYS A 400 REMARK 465 LYS A 401 REMARK 465 SER A 402 REMARK 465 LYS A 403 REMARK 465 GLU A 404 REMARK 465 LYS A 405 REMARK 465 LEU A 406 REMARK 465 GLU A 407 REMARK 465 GLU A 408 REMARK 465 LYS A 409 REMARK 465 ARG A 410 REMARK 465 GLU A 411 REMARK 465 THR A 465 REMARK 465 ASP A 466 REMARK 465 LEU A 467 REMARK 465 ILE A 468 REMARK 465 GLU A 469 REMARK 465 ASN A 470 REMARK 465 ILE A 471 REMARK 465 LYS A 472 REMARK 465 SER A 473 REMARK 465 LYS A 474 REMARK 465 TYR A 475 REMARK 465 GLN A 476 REMARK 465 TYR A 477 REMARK 465 PRO A 478 REMARK 465 ASN A 479 REMARK 465 ASP A 480 REMARK 465 LYS A 481 REMARK 465 LYS A 482 REMARK 465 LEU A 483 REMARK 465 ALA A 484 REMARK 465 GLN A 485 REMARK 465 ASP A 486 REMARK 465 LYS A 487 REMARK 465 GLU A 488 REMARK 465 PHE A 489 REMARK 465 GLU A 662 REMARK 465 ASN A 663 REMARK 465 GLY A 664 REMARK 465 THR A 665 REMARK 465 HIS A 666 REMARK 465 LYS A 667 REMARK 465 LYS A 668 REMARK 465 SER A 669 REMARK 465 GLY A 670 REMARK 465 ASP A 671 REMARK 465 ASN A 672 REMARK 465 PHE A 673 REMARK 465 ASN A 674 REMARK 465 LEU A 675 REMARK 465 SER A 755 REMARK 465 PRO A 756 REMARK 465 TYR A 757 REMARK 465 SER A 758 REMARK 465 LYS A 759 REMARK 465 GLY A 760 REMARK 465 SER A 797 REMARK 465 ILE A 798 REMARK 465 ASN A 799 REMARK 465 GLU A 800 REMARK 465 THR A 801 REMARK 465 ILE A 802 REMARK 465 VAL A 803 REMARK 465 HIS A 804 REMARK 465 LYS A 805 REMARK 465 ALA A 806 REMARK 465 ASN A 807 REMARK 465 GLU A 808 REMARK 465 PRO A 809 REMARK 465 ILE A 810 REMARK 465 LYS A 811 REMARK 465 ASN A 812 REMARK 465 LYS A 813 REMARK 465 ASN A 814 REMARK 465 PRO A 815 REMARK 465 LEU A 816 REMARK 465 ASN A 817 REMARK 465 PRO A 818 REMARK 465 LYS A 819 REMARK 465 LYS A 820 REMARK 465 GLN A 821 REMARK 465 SER A 822 REMARK 465 THR A 823 REMARK 465 PHE A 824 REMARK 465 GLU A 825 REMARK 465 TYR A 826 REMARK 465 ASP A 827 REMARK 465 ILE A 828 REMARK 465 ILE A 829 REMARK 465 LYS A 830 REMARK 465 ASP A 831 REMARK 465 ARG A 832 REMARK 465 ARG A 833 REMARK 465 ASN A 903 REMARK 465 THR A 904 REMARK 465 ILE A 905 REMARK 465 THR A 906 REMARK 465 ASN A 907 REMARK 465 GLU A 908 REMARK 465 HIS A 909 REMARK 465 ASN A 910 REMARK 465 GLU A 911 REMARK 465 THR A 912 REMARK 465 ASP A 913 REMARK 465 TYR A 914 REMARK 465 HIS A 915 REMARK 465 ALA A 916 REMARK 465 LEU A 917 REMARK 465 LEU A 918 REMARK 465 ASP A 919 REMARK 465 ASP A 920 REMARK 465 LYS A 921 REMARK 465 GLU A 922 REMARK 465 LYS A 923 REMARK 465 GLU A 924 REMARK 465 ARG A 925 REMARK 465 ASP A 926 REMARK 465 LYS A 927 REMARK 465 ALA A 928 REMARK 465 ARG A 929 REMARK 465 LYS A 930 REMARK 465 SER A 931 REMARK 465 TRP A 932 REMARK 465 GLY A 933 REMARK 465 THR A 934 REMARK 465 ILE A 935 REMARK 465 GLU A 936 REMARK 465 ASN A 937 REMARK 465 ILE A 938 REMARK 465 LYS A 1260 REMARK 465 ASN A 1261 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 LYS A 87 14.35 56.83 REMARK 500 LYS A 119 17.61 58.99 REMARK 500 LYS A 121 156.09 64.37 REMARK 500 ASN A 156 -109.90 61.92 REMARK 500 THR A 158 51.75 39.19 REMARK 500 GLU A 261 160.18 66.11 REMARK 500 ASN A 282 -7.81 -55.42 REMARK 500 PRO A 310 49.20 -85.96 REMARK 500 PHE A 313 -170.76 58.87 REMARK 500 PHE A 332 -145.03 59.43 REMARK 500 GLU A 337 175.29 68.39 REMARK 500 ASP A 365 -167.79 -78.96 REMARK 500 LEU A 414 -4.19 70.35 REMARK 500 CYS A 433 -6.11 73.15 REMARK 500 GLU A 444 -123.10 55.98 REMARK 500 LYS A 516 -150.54 45.69 REMARK 500 ALA A 522 -127.58 58.27 REMARK 500 ASP A 585 -143.10 57.39 REMARK 500 GLU A 615 -1.55 69.09 REMARK 500 SER A 616 -139.88 58.82 REMARK 500 ASN A 619 -3.56 72.69 REMARK 500 SER A 654 -141.55 57.21 REMARK 500 GLU A 656 46.89 39.92 REMARK 500 GLU A 659 -107.83 55.94 REMARK 500 LYS A 850 58.61 -93.92 REMARK 500 ASN A 854 53.63 -91.06 REMARK 500 SER A 901 137.75 73.48 REMARK 500 PRO A1009 -9.73 -54.73 REMARK 500 GLU A1099 -5.25 74.23 REMARK 500 ARG A1116 -168.44 -163.46 REMARK 500 GLU A1197 -4.13 72.48 REMARK 500 GLN A1236 34.74 -99.76 REMARK 500 LEU A1240 -2.59 68.50 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 A1401 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 878 OD2 REMARK 620 2 SER A1044 OG 107.4 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A1402 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 878 OD1 REMARK 620 2 ASP A 878 OD2 47.4 REMARK 620 3 GLU A 967 OE2 110.0 126.5 REMARK 620 4 TRP A1041 O 172.5 125.4 71.9 REMARK 620 N 1 2 3 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-18692 RELATED DB: EMDB REMARK 900 REC1 IMPROVED REMARK 900 RELATED ID: EMD-18694 RELATED DB: EMDB REMARK 900 QUATERNARY COMPLEX WITH CRRNA, TARGET DSDNA & COLLATERAL DSDNA REMARK 900 RELATED ID: EMD-18693 RELATED DB: EMDB REMARK 900 TERNARY COMPLEX WITH CRRNA AND TARGET DSDNA REMARK 900 RELATED ID: EMD-18691 RELATED DB: EMDB REMARK 900 APO ALPHA-SYNTHETIC CAS DBREF 8QWD A 1 1261 PDB 8QWD 8QWD 1 1261 SEQRES 1 A 1261 GLY PRO LYS MET PHE SER ASN PHE THR ASN GLN TYR PRO SEQRES 2 A 1261 LEU SER LYS THR LEU ARG PHE GLU LEU LYS PRO VAL GLY SEQRES 3 A 1261 LYS THR LEU GLU HIS ILE GLU LYS LYS GLY LEU LEU GLU SEQRES 4 A 1261 GLN ASP GLU LYS ARG ALA GLU ASP TYR LYS LYS VAL LYS SEQRES 5 A 1261 LYS ILE ILE ASP GLU TYR HIS LYS ASP PHE ILE GLU GLU SEQRES 6 A 1261 ALA LEU ASN ASN VAL LYS LEU ASN GLY GLU GLY LEU GLU SEQRES 7 A 1261 GLU TYR TYR GLU LEU TYR PHE LYS LYS ASN LYS ASP ASP SEQRES 8 A 1261 LYS ASP LYS LYS LYS LYS GLU PHE GLU LYS ILE GLN ASP SEQRES 9 A 1261 ASN LEU ARG LYS GLN ILE VAL GLU ALA PHE LYS ASN HIS SEQRES 10 A 1261 GLU LYS TYR LYS ASN LEU PHE LYS LYS GLU LEU ILE LYS SEQRES 11 A 1261 GLU ASP LEU PRO ASN TRP LEU LYS ASN SER GLU ASP THR SEQRES 12 A 1261 GLY GLU GLU ASP LYS GLU THR VAL GLU LYS PHE LYS ASN SEQRES 13 A 1261 PHE THR THR TYR PHE THR GLY PHE HIS GLU ASN ARG LYS SEQRES 14 A 1261 ASN MET TYR SER ASP GLU GLU LYS SER THR ALA ILE ALA SEQRES 15 A 1261 TYR ARG LEU ILE HIS GLU ASN LEU PRO LYS PHE LEU ASP SEQRES 16 A 1261 ASN MET LYS VAL PHE GLU LYS ILE LYS GLU LYS HIS PRO SEQRES 17 A 1261 GLU ALA GLU GLN LEU GLU LYS THR LEU LYS ASP LEU GLY SEQRES 18 A 1261 GLU GLU GLU VAL LEU GLY GLY ASN ASN VAL GLU ASP ILE SEQRES 19 A 1261 PHE SER LEU ASP TYR PHE ASN HIS THR LEU THR GLN SER SEQRES 20 A 1261 GLY ILE ASP ILE TYR ASN THR ILE ILE GLY GLY LYS THR SEQRES 21 A 1261 GLU GLU ASP GLY ASN LYS LYS ILE GLN GLY LEU ASN GLU SEQRES 22 A 1261 TYR ILE ASN LEU TYR ARG GLN LYS ASN ASN GLU LYS ASN SEQRES 23 A 1261 ARG LYS LEU PRO LYS LEU LYS PRO LEU TYR LYS GLN ILE SEQRES 24 A 1261 LEU SER ASP ARG GLU SER LEU SER PHE ILE PRO GLU ALA SEQRES 25 A 1261 PHE GLU ASN ASP GLU GLU LEU LEU GLU ALA ILE GLU GLU SEQRES 26 A 1261 PHE TYR GLU ASN LEU ASN PHE SER ASN ASN ASN GLU ALA SEQRES 27 A 1261 THR ASN VAL LEU GLU LYS LEU LYS GLU LEU LEU SER ASN SEQRES 28 A 1261 LEU ALA ASP TYR ASP LEU ASN LYS ILE TYR ILE ARG ASN SEQRES 29 A 1261 ASP THR SER LEU THR ASP ILE SER GLN LYS ILE PHE GLY SEQRES 30 A 1261 ASP TRP SER VAL ILE LYS ASP ALA LEU ASN ALA HIS TYR SEQRES 31 A 1261 ASP GLN THR TYR PRO LYS LYS LYS LYS LYS LYS SER LYS SEQRES 32 A 1261 GLU LYS LEU GLU GLU LYS ARG GLU LYS TRP LEU LYS LYS SEQRES 33 A 1261 GLN LYS TYR PHE SER ILE ALA GLU LEU GLN GLU ALA LEU SEQRES 34 A 1261 ASP SER TYR CYS LYS GLU SER ASP GLU SER LYS GLU GLN SEQRES 35 A 1261 LYS GLU ASN SER ILE ALA ASP TYR PHE LYS THR LEU ALA SEQRES 36 A 1261 GLN THR LYS ASN GLU THR ASP LYS LYS THR ASP LEU ILE SEQRES 37 A 1261 GLU ASN ILE LYS SER LYS TYR GLN TYR PRO ASN ASP LYS SEQRES 38 A 1261 LYS LEU ALA GLN ASP LYS GLU PHE LYS ASP VAL GLU LYS SEQRES 39 A 1261 ILE LYS ALA PHE LEU ASP SER ILE MET ASN LEU GLN HIS SEQRES 40 A 1261 PHE VAL LYS PRO LEU HIS LEU VAL LYS GLY GLY SER ALA SEQRES 41 A 1261 GLY ALA GLU MET GLU LYS ASP GLU ALA PHE TYR SER GLU SEQRES 42 A 1261 PHE GLU ALA LEU TYR GLU GLU LEU SER GLN VAL ILE PRO SEQRES 43 A 1261 LEU TYR ASN LYS VAL ARG ASN TYR LEU THR GLN LYS PRO SEQRES 44 A 1261 TYR SER THR GLU LYS ILE LYS LEU ASN PHE GLU ASN SER SEQRES 45 A 1261 THR LEU LEU ASP GLY TRP ASP VAL ASN LYS GLU THR ASP SEQRES 46 A 1261 ASN THR SER VAL LEU LEU ARG LYS ASP GLY LEU TYR TYR SEQRES 47 A 1261 LEU GLY ILE MET ASN LYS LYS HIS ASN LYS VAL PHE GLU SEQRES 48 A 1261 ASN ILE PRO GLU SER ASN GLU ASN ASP LYS CYS TYR GLU SEQRES 49 A 1261 LYS MET ASP TYR LYS LEU LEU PRO GLY ALA ASN LYS MET SEQRES 50 A 1261 LEU PRO LYS VAL PHE PHE SER ASN LYS ASN ILE ASP TYR SEQRES 51 A 1261 PHE ASN PRO SER ALA GLU ILE LEU GLU ILE TYR GLU ASN SEQRES 52 A 1261 GLY THR HIS LYS LYS SER GLY ASP ASN PHE ASN LEU ASP SEQRES 53 A 1261 ASP CYS HIS LYS LEU ILE ASP PHE PHE LYS GLU SER ILE SEQRES 54 A 1261 ASN LYS HIS GLU ASP TRP LYS LYS PHE GLY PHE LYS PHE SEQRES 55 A 1261 SER PRO THR SER SER TYR GLU ASP ILE SER GLY PHE TYR SEQRES 56 A 1261 ARG GLU VAL GLU GLN GLN GLY TYR LYS ILE SER PHE LYS SEQRES 57 A 1261 ASN ILE SER GLU SER TYR ILE ASP GLU LEU VAL ASP GLU SEQRES 58 A 1261 GLY LYS LEU TYR LEU PHE GLN ILE TYR ASN LYS ASP PHE SEQRES 59 A 1261 SER PRO TYR SER LYS GLY LYS PRO ASN LEU HIS THR LEU SEQRES 60 A 1261 TYR TRP LYS ALA LEU PHE ASP GLU GLU ASN LEU LYS ASP SEQRES 61 A 1261 VAL VAL TYR LYS LEU ASN GLY GLU ALA GLU VAL PHE TYR SEQRES 62 A 1261 ARG LYS ALA SER ILE ASN GLU THR ILE VAL HIS LYS ALA SEQRES 63 A 1261 ASN GLU PRO ILE LYS ASN LYS ASN PRO LEU ASN PRO LYS SEQRES 64 A 1261 LYS GLN SER THR PHE GLU TYR ASP ILE ILE LYS ASP ARG SEQRES 65 A 1261 ARG TYR THR VAL ASP LYS PHE GLN PHE HIS VAL PRO ILE SEQRES 66 A 1261 THR MET ASN PHE LYS ALA GLU GLY ASN SER ASN ILE ASN SEQRES 67 A 1261 ASP GLU VAL ASN GLU PHE LEU LYS GLY ASN ALA PRO ASP SEQRES 68 A 1261 VAL ASN ILE ILE GLY ILE ASP ARG GLY GLU ARG HIS LEU SEQRES 69 A 1261 LEU TYR LEU THR LEU ILE ASP GLN LYS GLY LYS ILE VAL SEQRES 70 A 1261 GLU GLN ASP SER LEU ASN THR ILE THR ASN GLU HIS ASN SEQRES 71 A 1261 GLU THR ASP TYR HIS ALA LEU LEU ASP ASP LYS GLU LYS SEQRES 72 A 1261 GLU ARG ASP LYS ALA ARG LYS SER TRP GLY THR ILE GLU SEQRES 73 A 1261 ASN ILE LYS GLU LEU LYS GLU GLY TYR LEU SER GLN VAL SEQRES 74 A 1261 VAL HIS LYS ILE ALA LYS LEU MET VAL GLU HIS ASN ALA SEQRES 75 A 1261 ILE VAL VAL MET GLU ASP LEU ASN PHE GLY PHE LYS ARG SEQRES 76 A 1261 GLY ARG PHE LYS VAL GLU LYS GLN VAL TYR GLN LYS PHE SEQRES 77 A 1261 GLU LYS MET LEU ILE ASP LYS LEU ASN TYR LEU VAL ASP SEQRES 78 A 1261 LYS ASP LYS GLU PRO ASN GLU PRO GLY GLY LEU LEU ASN SEQRES 79 A 1261 ALA TYR GLN LEU THR ASN LYS PHE GLU SER PHE GLN LYS SEQRES 80 A 1261 MET GLY LYS GLN SER GLY PHE LEU PHE TYR VAL PRO ALA SEQRES 81 A 1261 TRP ASN THR SER LYS ILE ASP PRO THR THR GLY PHE VAL SEQRES 82 A 1261 ASN LEU PHE HIS PRO ARG TYR GLU ASN VAL GLU LYS ALA SEQRES 83 A 1261 LYS GLU PHE PHE ASN LYS PHE ASP SER ILE ARG TYR ASN SEQRES 84 A 1261 SER GLU LYS ASP TYR PHE GLU PHE ALA PHE ASP TYR ASN SEQRES 85 A 1261 ASN PHE THR GLU LYS ALA GLU GLY THR LYS TRP THR VAL SEQRES 86 A 1261 CYS THR TYR GLY GLU ARG ILE LYS THR TYR ARG ASN ALA SEQRES 87 A 1261 ASP LYS ASN ASN GLN TRP ASP SER LYS GLU VAL ASN VAL SEQRES 88 A 1261 THR GLU GLU PHE LYS ASN LEU PHE ASP GLU TYR ASN ILE SEQRES 89 A 1261 ASP TYR LYS ASN GLY ASN ASP LEU LYS GLU ALA ILE LEU SEQRES 90 A 1261 SER GLN ASP ASP ALA ASP PHE PHE LYS SER LEU LEU HIS SEQRES 91 A 1261 LEU LEU ARG LEU THR LEU GLN MET ARG ASN SER ILE THR SEQRES 92 A 1261 GLY THR GLU ILE ASP TYR ILE ILE SER PRO VAL ALA ASN SEQRES 93 A 1261 GLU ASN GLY GLU PHE PHE ASP SER ARG LYS ALA ASP GLU SEQRES 94 A 1261 SER LEU PRO LYS ASP ALA ASP ALA ASN GLY ALA TYR HIS SEQRES 95 A 1261 ILE ALA ARG LYS GLY LEU TRP VAL LEU GLU GLN ILE LYS SEQRES 96 A 1261 GLN THR ASP ASP LEU LYS LYS VAL ASN LEU ALA ILE SER SEQRES 97 A 1261 ASN LYS GLU TRP LEU GLU PHE VAL GLN GLU ARG LYS ASN HET MG A1401 1 HET MG A1402 1 HETNAM MG MAGNESIUM ION FORMUL 2 MG 2(MG 2+) FORMUL 4 HOH *4(H2 O) HELIX 1 AA1 PRO A 2 PHE A 8 1 7 HELIX 2 AA2 LYS A 27 LYS A 35 1 9 HELIX 3 AA3 LEU A 38 ASN A 68 1 31 HELIX 4 AA4 LYS A 71 GLY A 76 1 6 HELIX 5 AA5 GLY A 76 LYS A 86 1 11 HELIX 6 AA6 LYS A 92 GLU A 112 1 21 HELIX 7 AA7 HIS A 117 LYS A 121 5 5 HELIX 8 AA8 ASN A 122 LEU A 128 1 7 HELIX 9 AA9 GLU A 149 LYS A 153 1 5 HELIX 10 AB1 TYR A 160 SER A 173 1 14 HELIX 11 AB2 ALA A 180 ILE A 186 1 7 HELIX 12 AB3 GLU A 188 LYS A 204 1 17 HELIX 13 AB4 GLU A 205 HIS A 207 5 3 HELIX 14 AB5 ASN A 230 PHE A 235 1 6 HELIX 15 AB6 SER A 236 ASP A 238 5 3 HELIX 16 AB7 TYR A 239 THR A 245 1 7 HELIX 17 AB8 THR A 245 GLY A 258 1 14 HELIX 18 AB9 GLY A 270 LEU A 277 1 8 HELIX 19 AC1 TYR A 278 ASN A 282 5 5 HELIX 20 AC2 ASN A 315 PHE A 332 1 18 HELIX 21 AC3 ASN A 340 ASN A 351 1 12 HELIX 22 AC4 THR A 366 PHE A 376 1 11 HELIX 23 AC5 SER A 380 HIS A 389 1 10 HELIX 24 AC6 ILE A 422 ASP A 430 1 9 HELIX 25 AC7 ASN A 445 THR A 457 1 13 HELIX 26 AC8 ASP A 491 LYS A 510 1 20 HELIX 27 AC9 PRO A 511 HIS A 513 5 3 HELIX 28 AD1 ASP A 527 GLN A 543 1 17 HELIX 29 AD2 GLN A 543 LEU A 555 1 13 HELIX 30 AD3 LYS A 604 ASN A 607 5 4 HELIX 31 AD4 GLY A 633 SER A 644 1 12 HELIX 32 AD5 ASN A 647 ASN A 652 1 6 HELIX 33 AD6 SER A 654 GLU A 659 1 6 HELIX 34 AD7 ASP A 677 HIS A 692 1 16 HELIX 35 AD8 GLU A 693 LYS A 697 5 5 HELIX 36 AD9 ASP A 710 TYR A 723 1 14 HELIX 37 AE1 GLU A 732 GLY A 742 1 11 HELIX 38 AE2 ASN A 763 PHE A 773 1 11 HELIX 39 AE3 ASP A 774 LYS A 779 1 6 HELIX 40 AE4 ILE A 857 ASN A 868 1 12 HELIX 41 AE5 ALA A 869 VAL A 872 5 4 HELIX 42 AE6 LEU A 941 ASN A 961 1 21 HELIX 43 AE7 LEU A 969 GLY A 972 5 4 HELIX 44 AE8 GLU A 981 TYR A 998 1 18 HELIX 45 AE9 ASN A 1042 ILE A 1046 5 5 HELIX 46 AF1 ASN A 1062 LYS A 1072 1 11 HELIX 47 AF2 ASP A 1090 PHE A 1094 5 5 HELIX 48 AF3 ASN A 1130 TYR A 1142 1 13 HELIX 49 AF4 LEU A 1152 LEU A 1157 1 6 HELIX 50 AF5 ASP A 1161 LEU A 1176 1 16 HELIX 51 AF6 ASP A 1216 GLN A 1236 1 21 HELIX 52 AF7 SER A 1248 GLN A 1257 1 10 SHEET 1 AA1 7 LYS A 724 SER A 731 0 SHEET 2 AA1 7 CYS A 622 LYS A 629 -1 N ASP A 627 O SER A 726 SHEET 3 AA1 7 ASN A 586 ARG A 592 -1 N ARG A 592 O GLU A 624 SHEET 4 AA1 7 GLU A 563 PHE A 569 1 N ASN A 568 O ASN A 586 SHEET 5 AA1 7 GLU A 788 TYR A 793 -1 O ALA A 789 N LEU A 567 SHEET 6 AA1 7 PHE A 839 MET A 847 -1 O HIS A 842 N GLU A 790 SHEET 7 AA1 7 TYR A 783 LEU A 785 -1 N LYS A 784 O THR A 846 SHEET 1 AA2 8 LYS A 724 SER A 731 0 SHEET 2 AA2 8 CYS A 622 LYS A 629 -1 N ASP A 627 O SER A 726 SHEET 3 AA2 8 ASN A 586 ARG A 592 -1 N ARG A 592 O GLU A 624 SHEET 4 AA2 8 TYR A 597 MET A 602 -1 O TYR A 598 N LEU A 591 SHEET 5 AA2 8 LEU A 744 TYR A 750 -1 O PHE A 747 N LEU A 599 SHEET 6 AA2 8 LEU A 14 PRO A 24 -1 N LYS A 23 O GLN A 748 SHEET 7 AA2 8 PHE A 839 MET A 847 -1 O VAL A 843 N LEU A 18 SHEET 8 AA2 8 TYR A 783 LEU A 785 -1 N LYS A 784 O THR A 846 SHEET 1 AA3 2 TYR A 361 ARG A 363 0 SHEET 2 AA3 2 TYR A 419 SER A 421 -1 O PHE A 420 N ILE A 362 SHEET 1 AA4 5 ILE A 896 ASP A 900 0 SHEET 2 AA4 5 LEU A 885 ILE A 890 -1 N LEU A 889 O VAL A 897 SHEET 3 AA4 5 ASN A 873 ARG A 879 -1 N ASP A 878 O TYR A 886 SHEET 4 AA4 5 ALA A 962 ASP A 968 1 O ILE A 963 N ILE A 875 SHEET 5 AA4 5 LEU A1035 PRO A1039 1 O VAL A1038 N ASP A 968 SHEET 1 AA5 3 SER A1075 ASN A1079 0 SHEET 2 AA5 3 TYR A1084 ALA A1088 -1 O ALA A1088 N SER A1075 SHEET 3 AA5 3 THR A1104 CYS A1106 -1 O VAL A1105 N PHE A1087 SHEET 1 AA6 2 ARG A1111 THR A1114 0 SHEET 2 AA6 2 SER A1126 VAL A1129 -1 O VAL A1129 N ARG A1111 SHEET 1 AA7 2 ARG A1179 SER A1181 0 SHEET 2 AA7 2 ASP A1188 ILE A1190 -1 O TYR A1189 N ASN A1180 LINK OD2 ASP A 878 MG MG A1401 1555 1555 2.96 LINK OD1 ASP A 878 MG MG A1402 1555 1555 2.24 LINK OD2 ASP A 878 MG MG A1402 1555 1555 2.95 LINK OE2 GLU A 967 MG MG A1402 1555 1555 2.54 LINK O TRP A1041 MG MG A1402 1555 1555 2.93 LINK OG SER A1044 MG MG A1401 1555 1555 2.07 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