HEADER CELL CYCLE 27-JAN-20 6XX9 TITLE ARABIDOPSIS THALIANA CASEIN KINASE 2 (CK2) ALPHA-1 CRYSTAL FORM III COMPND MOL_ID: 1; COMPND 2 MOLECULE: CASEIN KINASE II SUBUNIT ALPHA-1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CK II,CASEIN KINASE ALPHA 1,ATCKA1; COMPND 5 EC: 2.7.11.1; COMPND 6 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: CKA1, AT5G67380, K8K14.10; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS KINASE, CK2, CASEIN KINASE, CELL CYCLE EXPDTA X-RAY DIFFRACTION AUTHOR M.DEMULDER,L.DE VEYLDER,R.LORIS REVDAT 2 24-JAN-24 6XX9 1 REMARK REVDAT 1 15-APR-20 6XX9 0 JRNL AUTH M.DEMULDER,L.DE VEYLDER,R.LORIS JRNL TITL CRYSTAL STRUCTURE OF ARABIDOPSIS THALIANA CASEIN KINASE 2 JRNL TITL 2 ALPHA 1. JRNL REF ACTA CRYSTALLOGR.,SECT.F V. 76 182 2020 JRNL REFN ESSN 2053-230X JRNL PMID 32254052 JRNL DOI 10.1107/S2053230X20004537 REMARK 2 REMARK 2 RESOLUTION. 1.84 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.9_1692 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.84 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 42.98 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.300 REMARK 3 COMPLETENESS FOR RANGE (%) : 95.6 REMARK 3 NUMBER OF REFLECTIONS : 30045 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.200 REMARK 3 R VALUE (WORKING SET) : 0.199 REMARK 3 FREE R VALUE : 0.227 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.987 REMARK 3 FREE R VALUE TEST SET COUNT : 3183 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 42.9800 - 5.2219 0.98 2715 140 0.1549 0.1836 REMARK 3 2 5.2219 - 4.1458 0.99 2725 142 0.1398 0.1561 REMARK 3 3 4.1458 - 3.6221 0.99 2738 147 0.1612 0.2152 REMARK 3 4 3.6221 - 3.2910 0.98 2682 138 0.1800 0.1924 REMARK 3 5 3.2910 - 3.0552 0.99 2773 146 0.2121 0.2266 REMARK 3 6 3.0552 - 2.8751 0.99 2707 140 0.2191 0.2594 REMARK 3 7 2.8751 - 2.7312 0.99 2701 142 0.2179 0.2616 REMARK 3 8 2.7312 - 2.6123 0.99 2757 146 0.2063 0.2192 REMARK 3 9 2.6123 - 2.5117 0.98 2698 140 0.2055 0.2070 REMARK 3 10 2.5117 - 2.4251 0.99 2717 144 0.1925 0.2147 REMARK 3 11 2.4251 - 2.3493 0.98 2753 148 0.1982 0.2239 REMARK 3 12 2.3493 - 2.2821 0.99 2684 137 0.2241 0.2836 REMARK 3 13 2.2821 - 2.2220 0.99 2704 145 0.2183 0.2426 REMARK 3 14 2.2220 - 2.1678 0.99 2779 146 0.2416 0.3045 REMARK 3 15 2.1678 - 2.1185 0.99 2732 144 0.2623 0.2884 REMARK 3 16 2.1185 - 2.0735 0.99 2699 145 0.2813 0.3056 REMARK 3 17 2.0735 - 2.0320 0.98 2731 141 0.2835 0.3557 REMARK 3 18 2.0320 - 1.9936 0.98 2693 139 0.3062 0.2938 REMARK 3 19 1.9936 - 1.9580 0.98 2700 139 0.3472 0.4086 REMARK 3 20 1.9580 - 1.9248 0.96 2656 138 0.3889 0.4194 REMARK 3 21 1.9248 - 1.8938 0.94 2597 139 0.4201 0.3886 REMARK 3 22 1.8938 - 1.8647 0.86 2381 124 0.4529 0.4201 REMARK 3 23 1.8647 - 1.8400 0.47 1317 73 0.4758 0.5381 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.280 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 29.946 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 35.94 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 52.80 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.005 2773 REMARK 3 ANGLE : 0.805 3772 REMARK 3 CHIRALITY : 0.031 405 REMARK 3 PLANARITY : 0.004 484 REMARK 3 DIHEDRAL : 12.925 1034 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN A REMARK 3 ORIGIN FOR THE GROUP (A): 21.1062 0.1074 12.3993 REMARK 3 T TENSOR REMARK 3 T11: 0.2934 T22: 0.3086 REMARK 3 T33: 0.2820 T12: -0.0691 REMARK 3 T13: 0.0103 T23: -0.0120 REMARK 3 L TENSOR REMARK 3 L11: 0.5634 L22: 2.4505 REMARK 3 L33: 1.0869 L12: 0.1883 REMARK 3 L13: 0.0978 L23: 0.0094 REMARK 3 S TENSOR REMARK 3 S11: -0.1189 S12: -0.0094 S13: -0.0189 REMARK 3 S21: -0.3964 S22: 0.1833 S23: 0.0001 REMARK 3 S31: -0.0003 S32: 0.0036 S33: 0.0038 REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6XX9 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 27-JAN-20. REMARK 100 THE DEPOSITION ID IS D_1292106437. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-APR-19 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SOLEIL REMARK 200 BEAMLINE : PROXIMA 2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9801 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER2 X 9M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 33228 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.837 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.4 REMARK 200 DATA REDUNDANCY : 4.400 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 12.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.84 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.95 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER 1.9_1692 REMARK 200 STARTING MODEL: 3PZH REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.54 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.44 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2M SODIUM SULFATE 0.1M BIS-TRIS REMARK 280 PROPANE PH 6.5 20% PEG 3350, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 31.11000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 600 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15150 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -15.0 KCAL/MOL 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 HIS A 100 REMARK 465 SER A 101 REMARK 465 LYS A 102 REMARK 465 ARG A 329 REMARK 465 MET A 330 REMARK 465 ARG A 331 REMARK 465 SER A 332 REMARK 465 GLN A 333 REMARK 465 LEU A 334 REMARK 465 GLU A 335 REMARK 465 HIS A 336 REMARK 465 HIS A 337 REMARK 465 HIS A 338 REMARK 465 HIS A 339 REMARK 465 HIS A 340 REMARK 465 HIS A 341 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 LYS A 3 CE NZ REMARK 470 GLN A 27 CG CD OE1 NE2 REMARK 470 GLU A 30 CG CD OE1 OE2 REMARK 470 GLN A 31 CG CD OE1 NE2 REMARK 470 ASP A 32 OD1 OD2 REMARK 470 LYS A 39 CD CE NZ REMARK 470 ARG A 42 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 44 CG CD CE NZ REMARK 470 LYS A 57 CG CD CE NZ REMARK 470 GLU A 58 CG CD OE1 OE2 REMARK 470 LYS A 59 CD CE NZ REMARK 470 LYS A 63 CD CE NZ REMARK 470 LYS A 66 CG CD CE NZ REMARK 470 LYS A 69 CD CE NZ REMARK 470 LYS A 70 CG CD CE NZ REMARK 470 LYS A 72 CD CE NZ REMARK 470 GLN A 99 C O REMARK 470 THR A 103 CB OG1 CG2 REMARK 470 GLU A 109 CG CD OE1 OE2 REMARK 470 LYS A 165 CE NZ REMARK 470 GLN A 321 CG CD OE1 NE2 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 VAL A 37 -62.31 -103.25 REMARK 500 ASN A 55 33.35 -77.90 REMARK 500 SER A 56 -5.30 -176.67 REMARK 500 LYS A 66 -167.78 -69.38 REMARK 500 ASN A 88 18.96 59.17 REMARK 500 PRO A 104 -165.77 -70.67 REMARK 500 SER A 105 122.92 -180.00 REMARK 500 ASP A 151 45.46 -157.30 REMARK 500 ASP A 170 83.83 49.10 REMARK 500 ASP A 170 81.43 52.13 REMARK 500 ALA A 188 -175.66 58.30 REMARK 500 ASP A 203 57.27 -91.20 REMARK 500 TYR A 229 76.59 -104.87 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue TRS A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 402 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 403 DBREF 6XX9 A 1 333 UNP Q08467 CSK21_ARATH 1 333 SEQADV 6XX9 MET A 0 UNP Q08467 INITIATING METHIONINE SEQADV 6XX9 LEU A 334 UNP Q08467 EXPRESSION TAG SEQADV 6XX9 GLU A 335 UNP Q08467 EXPRESSION TAG SEQADV 6XX9 HIS A 336 UNP Q08467 EXPRESSION TAG SEQADV 6XX9 HIS A 337 UNP Q08467 EXPRESSION TAG SEQADV 6XX9 HIS A 338 UNP Q08467 EXPRESSION TAG SEQADV 6XX9 HIS A 339 UNP Q08467 EXPRESSION TAG SEQADV 6XX9 HIS A 340 UNP Q08467 EXPRESSION TAG SEQADV 6XX9 HIS A 341 UNP Q08467 EXPRESSION TAG SEQRES 1 A 342 MET MET SER LYS ALA ARG VAL TYR THR GLU VAL ASN VAL SEQRES 2 A 342 ILE ARG PRO LYS ASP TYR TRP ASP TYR GLU SER LEU ILE SEQRES 3 A 342 VAL GLN TRP GLY GLU GLN ASP ASP TYR GLU VAL VAL ARG SEQRES 4 A 342 LYS VAL GLY ARG GLY LYS TYR SER GLU VAL PHE GLU GLY SEQRES 5 A 342 ILE ASN VAL ASN SER LYS GLU LYS CYS ILE ILE LYS ILE SEQRES 6 A 342 LEU LYS PRO VAL LYS LYS LYS LYS ILE ARG ARG GLU ILE SEQRES 7 A 342 LYS ILE LEU GLN ASN LEU CYS GLY GLY PRO ASN ILE VAL SEQRES 8 A 342 LYS LEU LEU ASP VAL VAL ARG ASP GLN HIS SER LYS THR SEQRES 9 A 342 PRO SER LEU ILE PHE GLU TYR VAL ASN SER THR ASP PHE SEQRES 10 A 342 LYS VAL LEU TYR PRO THR LEU THR ASP TYR ASP ILE ARG SEQRES 11 A 342 TYR TYR ILE TYR GLU LEU LEU LYS ALA LEU ASP PHE CYS SEQRES 12 A 342 HIS SER GLN GLY ILE MET HIS ARG ASP VAL LYS PRO HIS SEQRES 13 A 342 ASN VAL MET ILE ASP HIS GLU LEU ARG LYS LEU ARG LEU SEQRES 14 A 342 ILE ASP TRP GLY LEU ALA GLU PHE TYR HIS PRO GLY LYS SEQRES 15 A 342 GLU TYR ASN VAL ARG VAL ALA SER ARG TYR PHE LYS GLY SEQRES 16 A 342 PRO GLU LEU LEU VAL ASP LEU GLN ASP TYR ASP TYR SER SEQRES 17 A 342 LEU ASP MET TRP SER LEU GLY CYS MET PHE ALA GLY MET SEQRES 18 A 342 ILE PHE ARG LYS GLU PRO PHE PHE TYR GLY HIS ASP ASN SEQRES 19 A 342 GLN ASP GLN LEU VAL LYS ILE ALA LYS VAL LEU GLY THR SEQRES 20 A 342 ASP GLU LEU ASN ALA TYR LEU ASN LYS TYR GLN LEU GLU SEQRES 21 A 342 LEU ASP PRO GLN LEU GLU ALA LEU VAL GLY ARG HIS SER SEQRES 22 A 342 ARG LYS PRO TRP SER LYS PHE ILE ASN ALA ASP ASN GLN SEQRES 23 A 342 HIS LEU VAL SER PRO GLU ALA ILE ASP PHE LEU ASP LYS SEQRES 24 A 342 LEU LEU ARG TYR ASP HIS GLN ASP ARG LEU THR ALA LYS SEQRES 25 A 342 GLU ALA MET ALA HIS ALA TYR PHE ALA GLN VAL ARG ALA SEQRES 26 A 342 ALA GLU THR SER ARG MET ARG SER GLN LEU GLU HIS HIS SEQRES 27 A 342 HIS HIS HIS HIS HET TRS A 401 20 HET SO4 A 402 5 HET SO4 A 403 5 HETNAM TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL HETNAM SO4 SULFATE ION HETSYN TRS TRIS BUFFER FORMUL 2 TRS C4 H12 N O3 1+ FORMUL 3 SO4 2(O4 S 2-) FORMUL 5 HOH *180(H2 O) HELIX 1 AA1 PRO A 15 ASP A 20 1 6 HELIX 2 AA2 TYR A 21 LEU A 24 5 4 HELIX 3 AA3 GLU A 30 ASP A 32 5 3 HELIX 4 AA4 LYS A 69 CYS A 84 1 16 HELIX 5 AA5 ASP A 115 TYR A 120 1 6 HELIX 6 AA6 PRO A 121 LEU A 123 5 3 HELIX 7 AA7 THR A 124 GLN A 145 1 22 HELIX 8 AA8 LYS A 153 HIS A 155 5 3 HELIX 9 AA9 SER A 189 LYS A 193 5 5 HELIX 10 AB1 GLY A 194 VAL A 199 1 6 HELIX 11 AB2 TYR A 206 PHE A 222 1 17 HELIX 12 AB3 ASP A 232 GLY A 245 1 14 HELIX 13 AB4 GLY A 245 TYR A 256 1 12 HELIX 14 AB5 ASP A 261 GLY A 269 1 9 HELIX 15 AB6 PRO A 275 ILE A 280 5 6 HELIX 16 AB7 ASN A 284 VAL A 288 5 5 HELIX 17 AB8 SER A 289 LEU A 300 1 12 HELIX 18 AB9 ASP A 303 ARG A 307 5 5 HELIX 19 AC1 THR A 309 ALA A 315 1 7 HELIX 20 AC2 HIS A 316 TYR A 318 5 3 HELIX 21 AC3 PHE A 319 SER A 328 1 10 SHEET 1 AA1 5 TYR A 34 ARG A 42 0 SHEET 2 AA1 5 SER A 46 ASN A 53 -1 O ILE A 52 N GLU A 35 SHEET 3 AA1 5 LYS A 59 LEU A 65 -1 O CYS A 60 N GLY A 51 SHEET 4 AA1 5 PRO A 104 GLU A 109 -1 O PHE A 108 N ILE A 61 SHEET 5 AA1 5 LEU A 92 ARG A 97 -1 N LEU A 93 O ILE A 107 SHEET 1 AA2 2 ILE A 147 MET A 148 0 SHEET 2 AA2 2 GLU A 175 PHE A 176 -1 O GLU A 175 N MET A 148 SHEET 1 AA3 2 VAL A 157 ASP A 160 0 SHEET 2 AA3 2 LYS A 165 LEU A 168 -1 O ARG A 167 N MET A 158 CISPEP 1 GLU A 225 PRO A 226 0 -6.67 SITE 1 AC1 4 MET A 0 ASP A 203 TYR A 256 GLN A 257 SITE 1 AC2 4 ARG A 186 LYS A 193 ASN A 233 HOH A 615 SITE 1 AC3 1 ARG A 97 CRYST1 53.410 62.220 62.080 90.00 106.75 90.00 P 1 21 1 2 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 0.018723 0.000000 0.005635 0.00000 SCALE2 0.000000 0.016072 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016822 0.00000