HEADER HYDROLASE/DNA 09-NOV-21 7SS5 TITLE ACTIVATED SGRAI ENDONUCLEASE DNA-BOUND DIMER WITH CA2+ AND INTACT TITLE 2 PRIMARY SITE DNA COMPND MOL_ID: 1; COMPND 2 MOLECULE: SGRAIR RESTRICTION ENZYME; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: DNA (5'- COMPND 7 D(P*GP*GP*TP*CP*TP*TP*CP*AP*CP*AP*CP*CP*GP*GP*TP*GP*TP*GP*AP*AP*GP*AP COMPND 8 *CP*C)-3'); COMPND 9 CHAIN: C, D; COMPND 10 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES GRISEUS; SOURCE 3 ORGANISM_TAXID: 1911; SOURCE 4 GENE: SGRAIR; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 MOL_ID: 2; SOURCE 8 SYNTHETIC: YES; SOURCE 9 ORGANISM_SCIENTIFIC: STREPTOMYCES GRISEUS; SOURCE 10 ORGANISM_TAXID: 1911 KEYWDS RESTRICTION ENDONUCLEASE, DNASE, ALLOSTERY, BACTERIAL INNATE KEYWDS 2 IMMUNITY, FILAMENT, HYPER-ACTIVATION, SUBSTRATE SPECIFICITY, KEYWDS 3 HYDROLASE-DNA COMPLEX EXPDTA ELECTRON MICROSCOPY AUTHOR Z.SHAN,D.LYUMKIS,N.C.HORTON REVDAT 2 15-JUN-22 7SS5 1 JRNL REVDAT 1 01-DEC-21 7SS5 0 JRNL AUTH Z.SHAN,N.GHADIRIAN,D.LYUMKIS,N.C.HORTON JRNL TITL PRETRANSITION STATE AND APO STRUCTURES OF THE JRNL TITL 2 FILAMENT-FORMING ENZYME SGRAI ELUCIDATE MECHANISMS OF JRNL TITL 3 ACTIVATION AND SUBSTRATE SPECIFICITY. JRNL REF J.BIOL.CHEM. V. 298 01760 2022 JRNL REFN ESSN 1083-351X JRNL PMID 35202658 JRNL DOI 10.1016/J.JBC.2022.101760 REMARK 2 REMARK 2 RESOLUTION. 2.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : LEGINON, WARP, COOT, CRYOSPARC, RELION, REMARK 3 RELION, PHENIX REMARK 3 RECONSTRUCTION SCHEMA : FOURIER SPACE REMARK 3 REMARK 3 EM MAP-MODEL FITTING AND REFINEMENT REMARK 3 PDB ENTRY : 6OBJ REMARK 3 REFINEMENT SPACE : REAL REMARK 3 REFINEMENT PROTOCOL : FLEXIBLE FIT REMARK 3 REFINEMENT TARGET : CORRELATION COEFFICIENT REMARK 3 OVERALL ANISOTROPIC B VALUE : 107.700 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) : 2.700 REMARK 3 NUMBER OF PARTICLES : 220067 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 7SS5 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-NOV-21. REMARK 100 THE DEPOSITION ID IS D_1000260951. REMARK 245 REMARK 245 EXPERIMENTAL DETAILS REMARK 245 RECONSTRUCTION METHOD : HELICAL REMARK 245 SPECIMEN TYPE : NULL REMARK 245 REMARK 245 ELECTRON MICROSCOPE SAMPLE REMARK 245 SAMPLE TYPE : FILAMENT REMARK 245 PARTICLE TYPE : HELICAL REMARK 245 NAME OF SAMPLE : ACTIVATED FILAMENTOUS SGRAI REMARK 245 ENDONUCLEASE WITH CA2+ AND REMARK 245 INTACT PRIMARY SITE DNA REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : NULL REMARK 245 SAMPLE SUPPORT DETAILS : NULL REMARK 245 SAMPLE VITRIFICATION DETAILS : CRYO-EM GRIDS WERE PREPARED BY REMARK 245 FREEZING USING A MANUAL PLUNGER REMARK 245 IN COLD ROOM AT 4C 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 : 216 REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : FEI TITAN KRIOS REMARK 245 DETECTOR TYPE : GATAN K2 SUMMIT (4K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 800.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 2000.00 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) : 5500.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : 165000 REMARK 245 CALIBRATED MAGNIFICATION : 60240 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: TETRAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, C, B, D 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 GLU A 340 REMARK 465 ASN A 341 REMARK 465 LEU A 342 REMARK 465 TYR A 343 REMARK 465 PHE A 344 REMARK 465 GLN A 345 REMARK 465 SER A 346 REMARK 465 HIS A 347 REMARK 465 HIS A 348 REMARK 465 HIS A 349 REMARK 465 HIS A 350 REMARK 465 HIS A 351 REMARK 465 HIS A 352 REMARK 465 DG C -6 REMARK 465 DA C -5 REMARK 465 DT C -4 REMARK 465 DG C -3 REMARK 465 DC C -2 REMARK 465 DG C -1 REMARK 465 DT C 0 REMARK 465 DG C 1 REMARK 465 DC C 26 REMARK 465 DA C 27 REMARK 465 DC C 28 REMARK 465 DG C 29 REMARK 465 DC C 30 REMARK 465 DA C 31 REMARK 465 DT C 32 REMARK 465 DC C 33 REMARK 465 MET B 1 REMARK 465 GLU B 340 REMARK 465 ASN B 341 REMARK 465 LEU B 342 REMARK 465 TYR B 343 REMARK 465 PHE B 344 REMARK 465 GLN B 345 REMARK 465 SER B 346 REMARK 465 HIS B 347 REMARK 465 HIS B 348 REMARK 465 HIS B 349 REMARK 465 HIS B 350 REMARK 465 HIS B 351 REMARK 465 HIS B 352 REMARK 465 DG D -6 REMARK 465 DA D -5 REMARK 465 DT D -4 REMARK 465 DG D -3 REMARK 465 DC D -2 REMARK 465 DG D -1 REMARK 465 DT D 0 REMARK 465 DG D 1 REMARK 465 DC D 26 REMARK 465 DA D 27 REMARK 465 DC D 28 REMARK 465 DG D 29 REMARK 465 DC D 30 REMARK 465 DA D 31 REMARK 465 DT D 32 REMARK 465 DC D 33 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 TRP A 126 O REMARK 470 TRP B 126 O REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 CG GLU A 301 CG GLU B 301 2.18 REMARK 500 REMARK 500 REMARK: NULL 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 TYR A 5 70.26 58.13 REMARK 500 ALA A 55 -155.60 -116.41 REMARK 500 ASP A 85 -4.46 67.93 REMARK 500 ARG A 143 53.63 -93.06 REMARK 500 PRO A 151 -179.80 -68.22 REMARK 500 TRP A 156 -8.24 69.96 REMARK 500 TYR A 297 113.78 -161.45 REMARK 500 TYR B 5 70.23 58.18 REMARK 500 ALA B 55 -155.58 -116.43 REMARK 500 ASP B 85 -4.46 67.95 REMARK 500 ARG B 143 53.58 -93.05 REMARK 500 PRO B 151 -179.83 -68.26 REMARK 500 TRP B 156 -8.28 69.96 REMARK 500 TYR B 297 113.80 -161.45 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 CA A 402 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 103 OE1 REMARK 620 2 ASP A 188 OD1 78.4 REMARK 620 3 HOH A 504 O 131.2 54.5 REMARK 620 4 DC C 12 OP1 106.6 92.4 67.7 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 403 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 103 OE2 REMARK 620 2 ASN A 149 OD1 70.0 REMARK 620 3 LEU A 150 O 162.9 101.4 REMARK 620 4 ASP A 188 O 97.8 78.0 94.7 REMARK 620 5 HOH A 617 O 94.5 93.6 70.8 161.6 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 401 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 188 OD2 REMARK 620 2 PHE A 241 O 82.2 REMARK 620 3 HOH A 527 O 61.5 64.6 REMARK 620 4 DC C 12 OP2 111.9 116.1 69.6 REMARK 620 5 HOH C 103 O 124.5 70.8 63.2 49.3 REMARK 620 6 HOH C 133 O 132.4 85.0 145.8 114.9 93.2 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA B 402 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU B 103 OE1 REMARK 620 2 ASP B 188 OD1 78.4 REMARK 620 3 HOH B 504 O 131.2 54.5 REMARK 620 4 DC D 12 OP1 106.6 92.4 67.7 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA B 403 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU B 103 OE2 REMARK 620 2 ASN B 149 OD1 70.1 REMARK 620 3 LEU B 150 O 162.9 101.4 REMARK 620 4 ASP B 188 O 97.8 77.9 94.7 REMARK 620 5 HOH B 617 O 94.5 93.6 70.8 161.6 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA B 401 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP B 188 OD2 REMARK 620 2 PHE B 241 O 82.2 REMARK 620 3 HOH B 527 O 61.5 64.6 REMARK 620 4 DC D 12 OP2 111.9 116.0 69.6 REMARK 620 5 HOH D 103 O 124.5 70.8 63.2 49.3 REMARK 620 6 HOH D 133 O 132.4 85.0 145.8 114.9 93.2 REMARK 620 N 1 2 3 4 5 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-25404 RELATED DB: EMDB REMARK 900 ACTIVATED SGRAI ENDONUCLEASE DNA-BOUND DIMER WITH CA2+ AND INTACT REMARK 900 PRIMARY SITE DNA DBREF 7SS5 A 1 339 UNP Q9F6L0 Q9F6L0_STRGR 1 339 DBREF 7SS5 C -6 33 PDB 7SS5 7SS5 -6 33 DBREF 7SS5 B 1 339 UNP Q9F6L0 Q9F6L0_STRGR 1 339 DBREF 7SS5 D -6 33 PDB 7SS5 7SS5 -6 33 SEQADV 7SS5 ASP A 63 UNP Q9F6L0 ASN 63 CONFLICT SEQADV 7SS5 GLU A 340 UNP Q9F6L0 EXPRESSION TAG SEQADV 7SS5 ASN A 341 UNP Q9F6L0 EXPRESSION TAG SEQADV 7SS5 LEU A 342 UNP Q9F6L0 EXPRESSION TAG SEQADV 7SS5 TYR A 343 UNP Q9F6L0 EXPRESSION TAG SEQADV 7SS5 PHE A 344 UNP Q9F6L0 EXPRESSION TAG SEQADV 7SS5 GLN A 345 UNP Q9F6L0 EXPRESSION TAG SEQADV 7SS5 SER A 346 UNP Q9F6L0 EXPRESSION TAG SEQADV 7SS5 HIS A 347 UNP Q9F6L0 EXPRESSION TAG SEQADV 7SS5 HIS A 348 UNP Q9F6L0 EXPRESSION TAG SEQADV 7SS5 HIS A 349 UNP Q9F6L0 EXPRESSION TAG SEQADV 7SS5 HIS A 350 UNP Q9F6L0 EXPRESSION TAG SEQADV 7SS5 HIS A 351 UNP Q9F6L0 EXPRESSION TAG SEQADV 7SS5 HIS A 352 UNP Q9F6L0 EXPRESSION TAG SEQADV 7SS5 ASP B 63 UNP Q9F6L0 ASN 63 CONFLICT SEQADV 7SS5 GLU B 340 UNP Q9F6L0 EXPRESSION TAG SEQADV 7SS5 ASN B 341 UNP Q9F6L0 EXPRESSION TAG SEQADV 7SS5 LEU B 342 UNP Q9F6L0 EXPRESSION TAG SEQADV 7SS5 TYR B 343 UNP Q9F6L0 EXPRESSION TAG SEQADV 7SS5 PHE B 344 UNP Q9F6L0 EXPRESSION TAG SEQADV 7SS5 GLN B 345 UNP Q9F6L0 EXPRESSION TAG SEQADV 7SS5 SER B 346 UNP Q9F6L0 EXPRESSION TAG SEQADV 7SS5 HIS B 347 UNP Q9F6L0 EXPRESSION TAG SEQADV 7SS5 HIS B 348 UNP Q9F6L0 EXPRESSION TAG SEQADV 7SS5 HIS B 349 UNP Q9F6L0 EXPRESSION TAG SEQADV 7SS5 HIS B 350 UNP Q9F6L0 EXPRESSION TAG SEQADV 7SS5 HIS B 351 UNP Q9F6L0 EXPRESSION TAG SEQADV 7SS5 HIS B 352 UNP Q9F6L0 EXPRESSION TAG SEQRES 1 A 352 MET PRO PHE THR TYR SER ILE GLU ALA THR ARG ASN LEU SEQRES 2 A 352 ALA THR THR GLU ARG CYS ILE GLN ASP ILE ARG ASN ALA SEQRES 3 A 352 PRO VAL ARG ASN ARG SER THR GLN PHE GLN LEU ALA GLN SEQRES 4 A 352 GLN ASN MET LEU ALA TYR THR PHE GLY GLU VAL ILE PRO SEQRES 5 A 352 GLY PHE ALA SER ALA GLY ILE ASN GLY MET ASP TYR ARG SEQRES 6 A 352 ASP VAL ILE GLY ARG PRO VAL GLU ASN ALA VAL THR GLU SEQRES 7 A 352 GLY THR HIS PHE PHE ARG ASP ASP PHE ARG VAL ASP SER SEQRES 8 A 352 ASN ALA LYS ALA LYS VAL ALA GLY ASP ILE PHE GLU ILE SEQRES 9 A 352 VAL SER SER ALA VAL MET TRP ASN CYS ALA ALA ARG TRP SEQRES 10 A 352 ASN SER LEU MET VAL GLY GLU GLY TRP ARG SER GLN PRO SEQRES 11 A 352 ARG TYR SER ARG PRO THR LEU SER PRO SER PRO ARG ARG SEQRES 12 A 352 GLN VAL ALA VAL LEU ASN LEU PRO ARG SER PHE ASP TRP SEQRES 13 A 352 VAL SER LEU LEU VAL PRO GLU SER GLN GLU VAL ILE GLU SEQRES 14 A 352 GLU PHE ARG ALA GLY LEU ARG LYS ASP GLY LEU GLY LEU SEQRES 15 A 352 PRO THR SER THR PRO ASP LEU ALA VAL VAL VAL LEU PRO SEQRES 16 A 352 GLU GLU PHE GLN ASN ASP GLU MET TRP ARG GLU GLU ILE SEQRES 17 A 352 ALA GLY LEU THR ARG PRO ASN GLN ILE LEU LEU SER GLY SEQRES 18 A 352 ALA TYR GLN ARG LEU GLN GLY ARG VAL GLN PRO GLY GLU SEQRES 19 A 352 ILE SER LEU ALA VAL ALA PHE LYS ARG SER LEU ARG SER SEQRES 20 A 352 ASP ARG LEU TYR GLN PRO LEU TYR GLU ALA ASN VAL MET SEQRES 21 A 352 GLN LEU LEU LEU GLU GLY LYS LEU GLY ALA PRO LYS VAL SEQRES 22 A 352 GLU PHE GLU VAL HIS THR LEU ALA PRO GLU GLY THR ASN SEQRES 23 A 352 ALA PHE VAL THR TYR GLU ALA ALA SER LEU TYR GLY LEU SEQRES 24 A 352 ALA GLU GLY ARG SER ALA VAL HIS ARG ALA ILE ARG GLU SEQRES 25 A 352 LEU TYR VAL PRO PRO THR ALA ALA ASP LEU ALA ARG ARG SEQRES 26 A 352 PHE PHE ALA PHE LEU ASN GLU ARG MET GLU LEU VAL ASN SEQRES 27 A 352 GLY GLU ASN LEU TYR PHE GLN SER HIS HIS HIS HIS HIS SEQRES 28 A 352 HIS SEQRES 1 C 40 DG DA DT DG DC DG DT DG DG DG DT DC DT SEQRES 2 C 40 DT DC DA DC DA DC DC DG DG DT DG DT DG SEQRES 3 C 40 DA DA DG DA DC DC DC DA DC DG DC DA DT SEQRES 4 C 40 DC SEQRES 1 B 352 MET PRO PHE THR TYR SER ILE GLU ALA THR ARG ASN LEU SEQRES 2 B 352 ALA THR THR GLU ARG CYS ILE GLN ASP ILE ARG ASN ALA SEQRES 3 B 352 PRO VAL ARG ASN ARG SER THR GLN PHE GLN LEU ALA GLN SEQRES 4 B 352 GLN ASN MET LEU ALA TYR THR PHE GLY GLU VAL ILE PRO SEQRES 5 B 352 GLY PHE ALA SER ALA GLY ILE ASN GLY MET ASP TYR ARG SEQRES 6 B 352 ASP VAL ILE GLY ARG PRO VAL GLU ASN ALA VAL THR GLU SEQRES 7 B 352 GLY THR HIS PHE PHE ARG ASP ASP PHE ARG VAL ASP SER SEQRES 8 B 352 ASN ALA LYS ALA LYS VAL ALA GLY ASP ILE PHE GLU ILE SEQRES 9 B 352 VAL SER SER ALA VAL MET TRP ASN CYS ALA ALA ARG TRP SEQRES 10 B 352 ASN SER LEU MET VAL GLY GLU GLY TRP ARG SER GLN PRO SEQRES 11 B 352 ARG TYR SER ARG PRO THR LEU SER PRO SER PRO ARG ARG SEQRES 12 B 352 GLN VAL ALA VAL LEU ASN LEU PRO ARG SER PHE ASP TRP SEQRES 13 B 352 VAL SER LEU LEU VAL PRO GLU SER GLN GLU VAL ILE GLU SEQRES 14 B 352 GLU PHE ARG ALA GLY LEU ARG LYS ASP GLY LEU GLY LEU SEQRES 15 B 352 PRO THR SER THR PRO ASP LEU ALA VAL VAL VAL LEU PRO SEQRES 16 B 352 GLU GLU PHE GLN ASN ASP GLU MET TRP ARG GLU GLU ILE SEQRES 17 B 352 ALA GLY LEU THR ARG PRO ASN GLN ILE LEU LEU SER GLY SEQRES 18 B 352 ALA TYR GLN ARG LEU GLN GLY ARG VAL GLN PRO GLY GLU SEQRES 19 B 352 ILE SER LEU ALA VAL ALA PHE LYS ARG SER LEU ARG SER SEQRES 20 B 352 ASP ARG LEU TYR GLN PRO LEU TYR GLU ALA ASN VAL MET SEQRES 21 B 352 GLN LEU LEU LEU GLU GLY LYS LEU GLY ALA PRO LYS VAL SEQRES 22 B 352 GLU PHE GLU VAL HIS THR LEU ALA PRO GLU GLY THR ASN SEQRES 23 B 352 ALA PHE VAL THR TYR GLU ALA ALA SER LEU TYR GLY LEU SEQRES 24 B 352 ALA GLU GLY ARG SER ALA VAL HIS ARG ALA ILE ARG GLU SEQRES 25 B 352 LEU TYR VAL PRO PRO THR ALA ALA ASP LEU ALA ARG ARG SEQRES 26 B 352 PHE PHE ALA PHE LEU ASN GLU ARG MET GLU LEU VAL ASN SEQRES 27 B 352 GLY GLU ASN LEU TYR PHE GLN SER HIS HIS HIS HIS HIS SEQRES 28 B 352 HIS SEQRES 1 D 40 DG DA DT DG DC DG DT DG DG DG DT DC DT SEQRES 2 D 40 DT DC DA DC DA DC DC DG DG DT DG DT DG SEQRES 3 D 40 DA DA DG DA DC DC DC DA DC DG DC DA DT SEQRES 4 D 40 DC HET CA A 401 1 HET CA A 402 1 HET CA A 403 1 HET CA B 401 1 HET CA B 402 1 HET CA B 403 1 HETNAM CA CALCIUM ION FORMUL 5 CA 6(CA 2+) FORMUL 11 HOH *593(H2 O) HELIX 1 AA1 SER A 6 LEU A 13 1 8 HELIX 2 AA2 ALA A 14 ARG A 18 5 5 HELIX 3 AA3 ALA A 38 GLY A 48 1 11 HELIX 4 AA4 SER A 56 MET A 62 1 7 HELIX 5 AA5 ASP A 63 ILE A 68 1 6 HELIX 6 AA6 GLY A 69 PHE A 83 1 15 HELIX 7 AA7 ASP A 90 GLY A 123 1 34 HELIX 8 AA8 VAL A 161 ASP A 178 1 18 HELIX 9 AA9 PRO A 195 GLN A 199 5 5 HELIX 10 AB1 ASP A 201 ARG A 205 5 5 HELIX 11 AB2 THR A 212 GLY A 221 1 10 HELIX 12 AB3 GLY A 221 LEU A 226 1 6 HELIX 13 AB4 GLN A 231 GLY A 233 5 3 HELIX 14 AB5 LEU A 250 GLU A 265 1 16 HELIX 15 AB6 ASN A 286 TYR A 291 1 6 HELIX 16 AB7 THR A 318 MET A 334 1 17 HELIX 17 AB8 GLU A 335 VAL A 337 5 3 HELIX 18 AB9 SER B 6 LEU B 13 1 8 HELIX 19 AC1 ALA B 14 ARG B 18 5 5 HELIX 20 AC2 ALA B 38 GLY B 48 1 11 HELIX 21 AC3 SER B 56 MET B 62 1 7 HELIX 22 AC4 ASP B 63 ILE B 68 1 6 HELIX 23 AC5 GLY B 69 PHE B 83 1 15 HELIX 24 AC6 ASP B 90 GLY B 123 1 34 HELIX 25 AC7 VAL B 161 ASP B 178 1 18 HELIX 26 AC8 PRO B 195 GLN B 199 5 5 HELIX 27 AC9 ASP B 201 ARG B 205 5 5 HELIX 28 AD1 THR B 212 GLY B 221 1 10 HELIX 29 AD2 GLY B 221 LEU B 226 1 6 HELIX 30 AD3 GLN B 231 GLY B 233 5 3 HELIX 31 AD4 LEU B 250 GLU B 265 1 16 HELIX 32 AD5 ASN B 286 TYR B 291 1 6 HELIX 33 AD6 THR B 318 MET B 334 1 17 HELIX 34 AD7 GLU B 335 VAL B 337 5 3 SHEET 1 AA1 2 ILE A 20 ASP A 22 0 SHEET 2 AA1 2 PHE A 35 LEU A 37 -1 O GLN A 36 N GLN A 21 SHEET 1 AA2 5 VAL A 145 ASN A 149 0 SHEET 2 AA2 5 LEU A 189 VAL A 193 -1 O ALA A 190 N LEU A 148 SHEET 3 AA2 5 ILE A 235 SER A 244 -1 O VAL A 239 N LEU A 189 SHEET 4 AA2 5 PHE A 275 ALA A 281 1 O HIS A 278 N ALA A 240 SHEET 5 AA2 5 LEU A 313 TYR A 314 1 O TYR A 314 N VAL A 277 SHEET 1 AA3 2 ILE B 20 ASP B 22 0 SHEET 2 AA3 2 PHE B 35 LEU B 37 -1 O GLN B 36 N GLN B 21 SHEET 1 AA4 5 VAL B 145 ASN B 149 0 SHEET 2 AA4 5 LEU B 189 VAL B 193 -1 O ALA B 190 N LEU B 148 SHEET 3 AA4 5 ILE B 235 SER B 244 -1 O VAL B 239 N LEU B 189 SHEET 4 AA4 5 PHE B 275 ALA B 281 1 O HIS B 278 N ALA B 240 SHEET 5 AA4 5 LEU B 313 TYR B 314 1 O TYR B 314 N VAL B 277 LINK OE1 GLU A 103 CA CA A 402 1555 1555 2.65 LINK OE2 GLU A 103 CA CA A 403 1555 1555 2.40 LINK OD1 ASN A 149 CA CA A 403 1555 1555 2.84 LINK O LEU A 150 CA CA A 403 1555 1555 2.33 LINK OD2 ASP A 188 CA CA A 401 1555 1555 2.59 LINK OD1 ASP A 188 CA CA A 402 1555 1555 2.57 LINK O ASP A 188 CA CA A 403 1555 1555 3.17 LINK O PHE A 241 CA CA A 401 1555 1555 2.47 LINK CA CA A 401 O HOH A 527 1555 1555 2.43 LINK CA CA A 401 OP2 DC C 12 1555 1555 2.42 LINK CA CA A 401 O HOH C 103 1555 1555 3.04 LINK CA CA A 401 O HOH C 133 1555 1555 2.43 LINK CA CA A 402 O HOH A 504 1555 1555 2.54 LINK CA CA A 402 OP1 DC C 12 1555 1555 2.49 LINK CA CA A 403 O HOH A 617 1555 1555 2.95 LINK OE1 GLU B 103 CA CA B 402 1555 1555 2.65 LINK OE2 GLU B 103 CA CA B 403 1555 1555 2.40 LINK OD1 ASN B 149 CA CA B 403 1555 1555 2.84 LINK O LEU B 150 CA CA B 403 1555 1555 2.33 LINK OD2 ASP B 188 CA CA B 401 1555 1555 2.59 LINK OD1 ASP B 188 CA CA B 402 1555 1555 2.57 LINK O ASP B 188 CA CA B 403 1555 1555 3.17 LINK O PHE B 241 CA CA B 401 1555 1555 2.47 LINK CA CA B 401 O HOH B 527 1555 1555 2.43 LINK CA CA B 401 OP2 DC D 12 1555 1555 2.42 LINK CA CA B 401 O HOH D 103 1555 1555 3.04 LINK CA CA B 401 O HOH D 133 1555 1555 2.43 LINK CA CA B 402 O HOH B 504 1555 1555 2.53 LINK CA CA B 402 OP1 DC D 12 1555 1555 2.49 LINK CA CA B 403 O HOH B 617 1555 1555 2.95 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