HEADER RNA BINDING PROTEIN/RNA 01-AUG-18 6E9F TITLE ESCAS13D-CRRNA-TARGET RNA TERNARY COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: ESCAS13D; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: CRRNA (52-MER); COMPND 8 CHAIN: B; COMPND 9 ENGINEERED: YES; COMPND 10 MOL_ID: 3; COMPND 11 MOLECULE: RNA (27-MER); COMPND 12 CHAIN: C; COMPND 13 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: [EUBACTERIUM] SIRAEUM DSM 15702; SOURCE 3 ORGANISM_TAXID: 428128; SOURCE 4 GENE: EUBSIR_02687; 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: BACTERIUM; SOURCE 10 ORGANISM_TAXID: 1826778; SOURCE 11 MOL_ID: 3; SOURCE 12 SYNTHETIC: YES; SOURCE 13 ORGANISM_SCIENTIFIC: BACTERIUM; SOURCE 14 ORGANISM_TAXID: 1826778 KEYWDS CRISPR-CAS, RNASE, COMPLEX, RNA BINDING PROTEIN-RNA COMPLEX EXPDTA ELECTRON MICROSCOPY AUTHOR C.ZHANG,D.LYUMKIS REVDAT 4 13-MAR-24 6E9F 1 REMARK REVDAT 3 18-DEC-19 6E9F 1 REMARK REVDAT 2 27-NOV-19 6E9F 1 REMARK REVDAT 1 03-OCT-18 6E9F 0 JRNL AUTH C.ZHANG,S.KONERMANN,N.J.BRIDEAU,P.LOTFY,X.WU,S.J.NOVICK, JRNL AUTH 2 T.STRUTZENBERG,P.R.GRIFFIN,P.D.HSU,D.LYUMKIS JRNL TITL STRUCTURAL BASIS FOR THE RNA-GUIDED RIBONUCLEASE ACTIVITY OF JRNL TITL 2 CRISPR-CAS13D. JRNL REF CELL V. 175 212 2018 JRNL REFN ISSN 1097-4172 JRNL PMID 30241607 JRNL DOI 10.1016/J.CELL.2018.09.001 REMARK 2 REMARK 2 RESOLUTION. 3.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : FINDEM, LEGINON, RELION, COOT, PHENIX, REMARK 3 RELION, CISTEM, RELION, CISTEM 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 : AB INITIO MODEL REMARK 3 REFINEMENT TARGET : CORRELATION COEFFICIENT 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) : 3.300 REMARK 3 NUMBER OF PARTICLES : 51885 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 6E9F COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 01-AUG-18. REMARK 100 THE DEPOSITION ID IS D_1000235912. 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 : TERNARY COMPLEX OF REMARK 245 ESCAS13D(R295A/H300A/R849A/H854A) WITH CRRNA, TARGET RNA AND MG2+ REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : 1.00 REMARK 245 SAMPLE SUPPORT DETAILS : UNSPECIFIED 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 : 2205 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) : 1000.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 2500.00 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) : 5730.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : 39000 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: TRIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 GLY A 2 REMARK 465 LYS A 3 REMARK 465 LYS A 4 REMARK 465 ILE A 5 REMARK 465 HIS A 6 REMARK 465 ALA A 7 REMARK 465 ARG A 8 REMARK 465 ASP A 9 REMARK 465 LEU A 10 REMARK 465 ARG A 11 REMARK 465 GLU A 12 REMARK 465 GLN A 13 REMARK 465 ARG A 14 REMARK 465 LYS A 15 REMARK 465 THR A 16 REMARK 465 ASP A 17 REMARK 465 ARG A 18 REMARK 465 THR A 19 REMARK 465 GLU A 20 REMARK 465 LYS A 21 REMARK 465 PHE A 22 REMARK 465 ALA A 23 REMARK 465 ASP A 24 REMARK 465 GLN A 25 REMARK 465 ASN A 26 REMARK 465 LYS A 27 REMARK 465 LYS A 28 REMARK 465 ARG A 29 REMARK 465 GLU A 30 REMARK 465 ALA A 31 REMARK 465 GLU A 32 REMARK 465 ARG A 33 REMARK 465 ALA A 34 REMARK 465 VAL A 35 REMARK 465 PRO A 36 REMARK 465 LYS A 37 REMARK 465 LYS A 38 REMARK 465 ASP A 39 REMARK 465 ALA A 40 REMARK 465 ALA A 41 REMARK 465 VAL A 42 REMARK 465 SER A 43 REMARK 465 VAL A 44 REMARK 465 LYS A 45 REMARK 465 SER A 46 REMARK 465 VAL A 47 REMARK 465 SER A 48 REMARK 465 SER A 49 REMARK 465 VAL A 50 REMARK 465 SER A 51 REMARK 465 SER A 52 REMARK 465 LYS A 53 REMARK 465 LYS A 54 REMARK 465 ASP A 55 REMARK 465 ASN A 56 REMARK 465 VAL A 57 REMARK 465 LYS A 145 REMARK 465 ASP A 146 REMARK 465 GLU A 147 REMARK 465 LYS A 268 REMARK 465 ASN A 269 REMARK 465 PRO A 270 REMARK 465 LYS A 271 REMARK 465 GLY A 272 REMARK 465 ASP A 616 REMARK 465 ALA A 617 REMARK 465 ASN A 618 REMARK 465 GLY A 619 REMARK 465 LYS A 687 REMARK 465 ASN A 688 REMARK 465 THR A 689 REMARK 465 ALA A 690 REMARK 465 LEU A 691 REMARK 465 SER A 714 REMARK 465 ASP A 715 REMARK 465 ALA A 716 REMARK 465 GLY A 717 REMARK 465 ASN A 718 REMARK 465 TYR A 719 REMARK 465 GLN A 720 REMARK 465 LYS A 721 REMARK 465 ALA A 722 REMARK 465 ASN A 723 REMARK 465 VAL A 724 REMARK 465 THR A 725 REMARK 465 ASP A 951 REMARK 465 GLU A 952 REMARK 465 GLN A 953 REMARK 465 LYS A 954 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 N1 G B 22 N6 A B 28 2.17 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 A B 38 N9 A B 38 C4 -0.039 REMARK 500 A C 22 N9 A C 22 C4 -0.039 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 ASP A 106 73.53 53.20 REMARK 500 ASN A 112 -67.47 -94.75 REMARK 500 GLU A 149 36.98 -98.36 REMARK 500 LYS A 170 -168.87 -128.75 REMARK 500 GLU A 209 24.28 47.33 REMARK 500 ASN A 213 31.03 -141.42 REMARK 500 PHE A 259 50.73 -118.90 REMARK 500 SER A 301 -61.08 -92.37 REMARK 500 PHE A 308 50.89 -91.70 REMARK 500 TYR A 354 -61.06 -94.97 REMARK 500 ILE A 420 -54.22 -123.15 REMARK 500 GLU A 422 -61.79 -94.09 REMARK 500 ASP A 423 51.71 -119.10 REMARK 500 SER A 499 31.22 -97.11 REMARK 500 ALA A 582 22.49 -140.81 REMARK 500 LYS A 653 46.47 -92.89 REMARK 500 CYS A 684 -35.73 -130.24 REMARK 500 ALA A 820 51.07 -92.58 REMARK 500 PHE A 890 54.80 -92.51 REMARK 500 ASP A 892 -31.40 -130.62 REMARK 500 PHE A 924 58.98 -96.15 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 MG B 101 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-9014 RELATED DB: EMDB REMARK 900 ESCAS13D-CRRNA-TARGET RNA TERNARY COMPLEX REMARK 900 RELATED ID: EMD-9013 RELATED DB: EMDB REMARK 900 RELATED ID: EMD-9015 RELATED DB: EMDB DBREF 6E9F A 1 954 UNP B0MS50 B0MS50_9FIRM 1 954 DBREF 6E9F B 1 52 PDB 6E9F 6E9F 1 52 DBREF 6E9F C 1 27 PDB 6E9F 6E9F 1 27 SEQADV 6E9F ALA A 295 UNP B0MS50 ARG 295 ENGINEERED MUTATION SEQADV 6E9F ALA A 300 UNP B0MS50 HIS 300 ENGINEERED MUTATION SEQADV 6E9F ALA A 849 UNP B0MS50 ARG 849 ENGINEERED MUTATION SEQADV 6E9F ALA A 854 UNP B0MS50 HIS 854 ENGINEERED MUTATION SEQRES 1 A 954 MET GLY LYS LYS ILE HIS ALA ARG ASP LEU ARG GLU GLN SEQRES 2 A 954 ARG LYS THR ASP ARG THR GLU LYS PHE ALA ASP GLN ASN SEQRES 3 A 954 LYS LYS ARG GLU ALA GLU ARG ALA VAL PRO LYS LYS ASP SEQRES 4 A 954 ALA ALA VAL SER VAL LYS SER VAL SER SER VAL SER SER SEQRES 5 A 954 LYS LYS ASP ASN VAL THR LYS SER MET ALA LYS ALA ALA SEQRES 6 A 954 GLY VAL LYS SER VAL PHE ALA VAL GLY ASN THR VAL TYR SEQRES 7 A 954 MET THR SER PHE GLY ARG GLY ASN ASP ALA VAL LEU GLU SEQRES 8 A 954 GLN LYS ILE VAL ASP THR SER HIS GLU PRO LEU ASN ILE SEQRES 9 A 954 ASP ASP PRO ALA TYR GLN LEU ASN VAL VAL THR MET ASN SEQRES 10 A 954 GLY TYR SER VAL THR GLY HIS ARG GLY GLU THR VAL SER SEQRES 11 A 954 ALA VAL THR ASP ASN PRO LEU ARG ARG PHE ASN GLY ARG SEQRES 12 A 954 LYS LYS ASP GLU PRO GLU GLN SER VAL PRO THR ASP MET SEQRES 13 A 954 LEU CYS LEU LYS PRO THR LEU GLU LYS LYS PHE PHE GLY SEQRES 14 A 954 LYS GLU PHE ASP ASP ASN ILE HIS ILE GLN LEU ILE TYR SEQRES 15 A 954 ASN ILE LEU ASP ILE GLU LYS ILE LEU ALA VAL TYR SER SEQRES 16 A 954 THR ASN ALA ILE TYR ALA LEU ASN ASN MET SER ALA ASP SEQRES 17 A 954 GLU ASN ILE GLU ASN SER ASP PHE PHE MET LYS ARG THR SEQRES 18 A 954 THR ASP GLU THR PHE ASP ASP PHE GLU LYS LYS LYS GLU SEQRES 19 A 954 SER THR ASN SER ARG GLU LYS ALA ASP PHE ASP ALA PHE SEQRES 20 A 954 GLU LYS PHE ILE GLY ASN TYR ARG LEU ALA TYR PHE ALA SEQRES 21 A 954 ASP ALA PHE TYR VAL ASN LYS LYS ASN PRO LYS GLY LYS SEQRES 22 A 954 ALA LYS ASN VAL LEU ARG GLU ASP LYS GLU LEU TYR SER SEQRES 23 A 954 VAL LEU THR LEU ILE GLY LYS LEU ALA HIS TRP CYS VAL SEQRES 24 A 954 ALA SER GLU GLU GLY ARG ALA GLU PHE TRP LEU TYR LYS SEQRES 25 A 954 LEU ASP GLU LEU LYS ASP ASP PHE LYS ASN VAL LEU ASP SEQRES 26 A 954 VAL VAL TYR ASN ARG PRO VAL GLU GLU ILE ASN ASN ARG SEQRES 27 A 954 PHE ILE GLU ASN ASN LYS VAL ASN ILE GLN ILE LEU GLY SEQRES 28 A 954 SER VAL TYR LYS ASN THR ASP ILE ALA GLU LEU VAL ARG SEQRES 29 A 954 SER TYR TYR GLU PHE LEU ILE THR LYS LYS TYR LYS ASN SEQRES 30 A 954 MET GLY PHE SER ILE LYS LYS LEU ARG GLU SER MET LEU SEQRES 31 A 954 GLU GLY LYS GLY TYR ALA ASP LYS GLU TYR ASP SER VAL SEQRES 32 A 954 ARG ASN LYS LEU TYR GLN MET THR ASP PHE ILE LEU TYR SEQRES 33 A 954 THR GLY TYR ILE ASN GLU ASP SER ASP ARG ALA ASP ASP SEQRES 34 A 954 LEU VAL ASN THR LEU ARG SER SER LEU LYS GLU ASP ASP SEQRES 35 A 954 LYS THR THR VAL TYR CYS LYS GLU ALA ASP TYR LEU TRP SEQRES 36 A 954 LYS LYS TYR ARG GLU SER ILE ARG GLU VAL ALA ASP ALA SEQRES 37 A 954 LEU ASP GLY ASP ASN ILE LYS LYS LEU SER LYS SER ASN SEQRES 38 A 954 ILE GLU ILE GLN GLU ASP LYS LEU ARG LYS CYS PHE ILE SEQRES 39 A 954 SER TYR ALA ASP SER VAL SER GLU PHE THR LYS LEU ILE SEQRES 40 A 954 TYR LEU LEU THR ARG PHE LEU SER GLY LYS GLU ILE ASN SEQRES 41 A 954 ASP LEU VAL THR THR LEU ILE ASN LYS PHE ASP ASN ILE SEQRES 42 A 954 ARG SER PHE LEU GLU ILE MET ASP GLU LEU GLY LEU ASP SEQRES 43 A 954 ARG THR PHE THR ALA GLU TYR SER PHE PHE GLU GLY SER SEQRES 44 A 954 THR LYS TYR LEU ALA GLU LEU VAL GLU LEU ASN SER PHE SEQRES 45 A 954 VAL LYS SER CYS SER PHE ASP ILE ASN ALA LYS ARG THR SEQRES 46 A 954 MET TYR ARG ASP ALA LEU ASP ILE LEU GLY ILE GLU SER SEQRES 47 A 954 ASP LYS THR GLU GLU ASP ILE GLU LYS MET ILE ASP ASN SEQRES 48 A 954 ILE LEU GLN ILE ASP ALA ASN GLY ASP LYS LYS LEU LYS SEQRES 49 A 954 LYS ASN ASN GLY LEU ARG ASN PHE ILE ALA SER ASN VAL SEQRES 50 A 954 ILE ASP SER ASN ARG PHE LYS TYR LEU VAL ARG TYR GLY SEQRES 51 A 954 ASN PRO LYS LYS ILE ARG GLU THR ALA LYS CYS LYS PRO SEQRES 52 A 954 ALA VAL ARG PHE VAL LEU ASN GLU ILE PRO ASP ALA GLN SEQRES 53 A 954 ILE GLU ARG TYR TYR GLU ALA CYS CYS PRO LYS ASN THR SEQRES 54 A 954 ALA LEU CYS SER ALA ASN LYS ARG ARG GLU LYS LEU ALA SEQRES 55 A 954 ASP MET ILE ALA GLU ILE LYS PHE GLU ASN PHE SER ASP SEQRES 56 A 954 ALA GLY ASN TYR GLN LYS ALA ASN VAL THR SER ARG THR SEQRES 57 A 954 SER GLU ALA GLU ILE LYS ARG LYS ASN GLN ALA ILE ILE SEQRES 58 A 954 ARG LEU TYR LEU THR VAL MET TYR ILE MET LEU LYS ASN SEQRES 59 A 954 LEU VAL ASN VAL ASN ALA ARG TYR VAL ILE ALA PHE HIS SEQRES 60 A 954 CYS VAL GLU ARG ASP THR LYS LEU TYR ALA GLU SER GLY SEQRES 61 A 954 LEU GLU VAL GLY ASN ILE GLU LYS ASN LYS THR ASN LEU SEQRES 62 A 954 THR MET ALA VAL MET GLY VAL LYS LEU GLU ASN GLY ILE SEQRES 63 A 954 ILE LYS THR GLU PHE ASP LYS SER PHE ALA GLU ASN ALA SEQRES 64 A 954 ALA ASN ARG TYR LEU ARG ASN ALA ARG TRP TYR LYS LEU SEQRES 65 A 954 ILE LEU ASP ASN LEU LYS LYS SER GLU ARG ALA VAL VAL SEQRES 66 A 954 ASN GLU PHE ALA ASN THR VAL CYS ALA LEU ASN ALA ILE SEQRES 67 A 954 ARG ASN ILE ASN ILE ASN ILE LYS GLU ILE LYS GLU VAL SEQRES 68 A 954 GLU ASN TYR PHE ALA LEU TYR HIS TYR LEU ILE GLN LYS SEQRES 69 A 954 HIS LEU GLU ASN ARG PHE ALA ASP LYS LYS VAL GLU ARG SEQRES 70 A 954 ASP THR GLY ASP PHE ILE SER LYS LEU GLU GLU HIS LYS SEQRES 71 A 954 THR TYR CYS LYS ASP PHE VAL LYS ALA TYR CYS THR PRO SEQRES 72 A 954 PHE GLY TYR ASN LEU VAL ARG TYR LYS ASN LEU THR ILE SEQRES 73 A 954 ASP GLY LEU PHE ASP LYS ASN TYR PRO GLY LYS ASP ASP SEQRES 74 A 954 SER ASP GLU GLN LYS SEQRES 1 B 52 C A C C C G U G C A A A A SEQRES 2 B 52 A U G C A G G G G U C U A SEQRES 3 B 52 A A A C G A C C U G A A U SEQRES 4 B 52 A U U U C A G A U C A A A SEQRES 1 C 27 A C G U U U U G A U C U G SEQRES 2 C 27 A A A U A U U C A G G U C SEQRES 3 C 27 U HET MG B 101 1 HETNAM MG MAGNESIUM ION FORMUL 4 MG MG 2+ HELIX 1 AA1 SER A 60 ALA A 65 1 6 HELIX 2 AA2 LEU A 159 PHE A 168 1 10 HELIX 3 AA3 HIS A 177 TYR A 182 1 6 HELIX 4 AA4 ASN A 183 GLU A 188 5 6 HELIX 5 AA5 ILE A 199 ASN A 204 1 6 HELIX 6 AA6 PHE A 229 LYS A 233 5 5 HELIX 7 AA7 ARG A 239 GLY A 252 1 14 HELIX 8 AA8 TYR A 254 TYR A 258 5 5 HELIX 9 AA9 PHE A 259 PHE A 263 1 5 HELIX 10 AB1 GLU A 280 CYS A 298 1 19 HELIX 11 AB2 TRP A 309 LEU A 316 5 8 HELIX 12 AB3 LYS A 317 TYR A 328 1 12 HELIX 13 AB4 TYR A 328 GLU A 333 1 6 HELIX 14 AB5 ARG A 338 ASN A 343 1 6 HELIX 15 AB6 ASN A 343 LYS A 355 1 13 HELIX 16 AB7 ASP A 358 ILE A 371 1 14 HELIX 17 AB8 SER A 381 LEU A 390 1 10 HELIX 18 AB9 LYS A 398 SER A 402 5 5 HELIX 19 AC1 VAL A 403 GLU A 422 1 20 HELIX 20 AC2 ASP A 423 ARG A 435 1 13 HELIX 21 AC3 ASP A 442 THR A 445 5 4 HELIX 22 AC4 VAL A 446 ASP A 467 1 22 HELIX 23 AC5 ASP A 472 SER A 478 1 7 HELIX 24 AC6 LEU A 489 PHE A 493 5 5 HELIX 25 AC7 SER A 501 THR A 511 1 11 HELIX 26 AC8 SER A 515 ASN A 520 1 6 HELIX 27 AC9 THR A 524 SER A 535 1 12 HELIX 28 AD1 PHE A 536 ILE A 539 5 4 HELIX 29 AD2 GLY A 558 SER A 571 1 14 HELIX 30 AD3 ALA A 582 GLY A 595 1 14 HELIX 31 AD4 THR A 601 ASP A 604 5 4 HELIX 32 AD5 ILE A 605 GLN A 614 1 10 HELIX 33 AD6 GLY A 628 SER A 640 1 13 HELIX 34 AD7 SER A 640 VAL A 647 1 8 HELIX 35 AD8 ASN A 651 ILE A 655 5 5 HELIX 36 AD9 CYS A 661 LEU A 669 1 9 HELIX 37 AE1 PRO A 673 GLU A 682 1 10 HELIX 38 AE2 SER A 693 ALA A 706 1 14 HELIX 39 AE3 THR A 728 ALA A 739 1 12 HELIX 40 AE4 ILE A 740 VAL A 758 1 19 HELIX 41 AE5 VAL A 758 ALA A 777 1 20 HELIX 42 AE6 THR A 791 VAL A 797 1 7 HELIX 43 AE7 ASN A 826 LYS A 838 1 13 HELIX 44 AE8 GLU A 841 CYS A 853 1 13 HELIX 45 AE9 ASN A 873 PHE A 890 1 18 HELIX 46 AF1 GLU A 896 HIS A 909 1 14 HELIX 47 AF2 ASP A 915 TYR A 920 1 6 HELIX 48 AF3 CYS A 921 TYR A 926 5 6 HELIX 49 AF4 ASN A 927 LEU A 934 1 8 SHEET 1 AA1 2 ALA A 72 VAL A 73 0 SHEET 2 AA1 2 THR A 76 VAL A 77 -1 O THR A 76 N VAL A 73 SHEET 1 AA2 2 THR A 80 PHE A 82 0 SHEET 2 AA2 2 ALA A 88 LEU A 90 -1 O VAL A 89 N SER A 81 SHEET 1 AA3 2 GLN A 92 VAL A 95 0 SHEET 2 AA3 2 SER A 98 PRO A 101 -1 O SER A 98 N VAL A 95 SHEET 1 AA4 3 TYR A 109 VAL A 114 0 SHEET 2 AA4 3 GLY A 118 GLY A 123 -1 O SER A 120 N ASN A 112 SHEET 3 AA4 3 VAL A 132 ASP A 134 -1 O THR A 133 N TYR A 119 SHEET 1 AA5 2 TYR A 264 VAL A 265 0 SHEET 2 AA5 2 VAL A 277 LEU A 278 -1 O VAL A 277 N VAL A 265 LINK OP1 U B 23 MG MG B 101 1555 1555 2.10 SITE 1 AC1 3 G B 22 U B 23 A B 28 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