PDB Short entry for 3LUG HEADER RNA BINDING PROTEIN 17-FEB-10 3LUG TITLE CRYSTAL STRUCTURE OF MID DOMAIN FROM HAGO2 IN COMPLEX WITH CMP COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN ARGONAUTE-2; COMPND 3 CHAIN: A, B, C; COMPND 4 FRAGMENT: MID DOMAIN; COMPND 5 SYNONYM: ARGONAUTE2, HAGO2, PROTEIN SLICER, PAZ PIWI DOMAIN PROTEIN, COMPND 6 PPD, EUKARYOTIC TRANSLATION INITIATION FACTOR 2C 2, EIF-2C 2, EIF2C COMPND 7 2; COMPND 8 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: EIF2C2, AGO2; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS MID DOMAIN, RIBONUCLEOPROTEIN, RNA-BINDING, RNA-MEDIATED GENE KEYWDS 2 SILENCING, TRANSLATION REGULATION, RNA BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR F.FRANK,N.SONENBERG,B.NAGAR REVDAT 4 21-FEB-24 3LUG 1 REMARK SEQADV REVDAT 3 17-JUL-19 3LUG 1 REMARK REVDAT 2 30-JUN-10 3LUG 1 JRNL REVDAT 1 26-MAY-10 3LUG 0 JRNL AUTH F.FRANK,N.SONENBERG,B.NAGAR JRNL TITL STRUCTURAL BASIS FOR 5'-NUCLEOTIDE BASE-SPECIFIC RECOGNITION JRNL TITL 2 OF GUIDE RNA BY HUMAN AGO2. JRNL REF NATURE V. 465 818 2010 JRNL REFN ISSN 0028-0836 JRNL PMID 20505670 JRNL DOI 10.1038/NATURE09039 REMARK 2 REMARK 2 RESOLUTION. 1.85 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.5_2) 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 : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.85 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 24.21 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.040 REMARK 3 COMPLETENESS FOR RANGE (%) : 77.2 REMARK 3 NUMBER OF REFLECTIONS : 30819 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.185 REMARK 3 R VALUE (WORKING SET) : 0.182 REMARK 3 FREE R VALUE : 0.225 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 6.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1850 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 24.2105 - 3.9786 0.98 3706 210 0.1657 0.1828 REMARK 3 2 3.9786 - 3.1602 0.97 3622 231 0.1542 0.1816 REMARK 3 3 3.1602 - 2.7613 0.91 3457 217 0.1871 0.2302 REMARK 3 4 2.7613 - 2.5092 0.89 3312 226 0.1976 0.2769 REMARK 3 5 2.5092 - 2.3295 0.88 3312 191 0.1902 0.2228 REMARK 3 6 2.3295 - 2.1922 0.87 3281 213 0.1912 0.2496 REMARK 3 7 2.1922 - 2.0825 0.83 3091 221 0.1990 0.2544 REMARK 3 8 2.0825 - 1.9919 0.73 2758 166 0.2190 0.2957 REMARK 3 9 1.9919 - 1.9152 0.42 1555 106 0.2298 0.2961 REMARK 3 10 1.9152 - 1.8490 0.24 875 69 0.2677 0.2822 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : 0.40 REMARK 3 B_SOL : 59.96 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.270 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : NULL REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 : 0.008 3208 REMARK 3 ANGLE : 1.080 4340 REMARK 3 CHIRALITY : 0.072 496 REMARK 3 PLANARITY : 0.005 548 REMARK 3 DIHEDRAL : 16.884 1197 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL 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 3LUG COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-MAR-10. REMARK 100 THE DEPOSITION ID IS D_1000057744. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-NOV-09 REMARK 200 TEMPERATURE (KELVIN) : 200 REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU MICROMAX-007 HF REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : VARIMAX HF REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : RIGAKU SATURN 944+ REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 30819 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.849 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.85 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 83.0 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 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.11 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.62 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M IMIDAZOLE, 0.2 M NACL, 0.46 M REMARK 280 NAH2PO4, 1.84 M K2HPO4. PROTEIN: 15 MG/ML, PH 8.0, VAPOR REMARK 280 DIFFUSION, HANGING DROP REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,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 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2, 3 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 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 350 REMARK 350 BIOMOLECULE: 3 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 SER A 438 REMARK 465 ASN A 439 REMARK 465 GLY A 573 REMARK 465 VAL A 574 REMARK 465 ASN A 575 REMARK 465 SER B 438 REMARK 465 GLY B 573 REMARK 465 VAL B 574 REMARK 465 ASN B 575 REMARK 465 SER C 438 REMARK 465 ASN C 439 REMARK 465 GLY C 573 REMARK 465 VAL C 574 REMARK 465 ASN C 575 REMARK 610 REMARK 610 MISSING HETEROATOM REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 610 I=INSERTION CODE): REMARK 610 M RES C SSEQI REMARK 610 C5P A 10 REMARK 610 C5P B 2 REMARK 610 C5P C 9 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 7 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE C5P A 10 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE C5P B 2 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 B 4 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 B 6 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 C 5 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 C 8 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE C5P C 9 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3LUC RELATED DB: PDB REMARK 900 RELATED ID: 3LUD RELATED DB: PDB REMARK 900 RELATED ID: 3LUH RELATED DB: PDB REMARK 900 RELATED ID: 3LUJ RELATED DB: PDB REMARK 900 RELATED ID: 3LUK RELATED DB: PDB DBREF 3LUG A 439 575 UNP Q9UKV8 AGO2_HUMAN 439 575 DBREF 3LUG B 439 575 UNP Q9UKV8 AGO2_HUMAN 439 575 DBREF 3LUG C 439 575 UNP Q9UKV8 AGO2_HUMAN 439 575 SEQADV 3LUG SER A 438 UNP Q9UKV8 EXPRESSION TAG SEQADV 3LUG SER B 438 UNP Q9UKV8 EXPRESSION TAG SEQADV 3LUG SER C 438 UNP Q9UKV8 EXPRESSION TAG SEQRES 1 A 138 SER ASN LYS GLN PHE HIS THR GLY ILE GLU ILE LYS VAL SEQRES 2 A 138 TRP ALA ILE ALA CYS PHE ALA PRO GLN ARG GLN CYS THR SEQRES 3 A 138 GLU VAL HIS LEU LYS SER PHE THR GLU GLN LEU ARG LYS SEQRES 4 A 138 ILE SER ARG ASP ALA GLY MET PRO ILE GLN GLY GLN PRO SEQRES 5 A 138 CYS PHE CYS LYS TYR ALA GLN GLY ALA ASP SER VAL GLU SEQRES 6 A 138 PRO MET PHE ARG HIS LEU LYS ASN THR TYR ALA GLY LEU SEQRES 7 A 138 GLN LEU VAL VAL VAL ILE LEU PRO GLY LYS THR PRO VAL SEQRES 8 A 138 TYR ALA GLU VAL LYS ARG VAL GLY ASP THR VAL LEU GLY SEQRES 9 A 138 MET ALA THR GLN CYS VAL GLN MET LYS ASN VAL GLN ARG SEQRES 10 A 138 THR THR PRO GLN THR LEU SER ASN LEU CYS LEU LYS ILE SEQRES 11 A 138 ASN VAL LYS LEU GLY GLY VAL ASN SEQRES 1 B 138 SER ASN LYS GLN PHE HIS THR GLY ILE GLU ILE LYS VAL SEQRES 2 B 138 TRP ALA ILE ALA CYS PHE ALA PRO GLN ARG GLN CYS THR SEQRES 3 B 138 GLU VAL HIS LEU LYS SER PHE THR GLU GLN LEU ARG LYS SEQRES 4 B 138 ILE SER ARG ASP ALA GLY MET PRO ILE GLN GLY GLN PRO SEQRES 5 B 138 CYS PHE CYS LYS TYR ALA GLN GLY ALA ASP SER VAL GLU SEQRES 6 B 138 PRO MET PHE ARG HIS LEU LYS ASN THR TYR ALA GLY LEU SEQRES 7 B 138 GLN LEU VAL VAL VAL ILE LEU PRO GLY LYS THR PRO VAL SEQRES 8 B 138 TYR ALA GLU VAL LYS ARG VAL GLY ASP THR VAL LEU GLY SEQRES 9 B 138 MET ALA THR GLN CYS VAL GLN MET LYS ASN VAL GLN ARG SEQRES 10 B 138 THR THR PRO GLN THR LEU SER ASN LEU CYS LEU LYS ILE SEQRES 11 B 138 ASN VAL LYS LEU GLY GLY VAL ASN SEQRES 1 C 138 SER ASN LYS GLN PHE HIS THR GLY ILE GLU ILE LYS VAL SEQRES 2 C 138 TRP ALA ILE ALA CYS PHE ALA PRO GLN ARG GLN CYS THR SEQRES 3 C 138 GLU VAL HIS LEU LYS SER PHE THR GLU GLN LEU ARG LYS SEQRES 4 C 138 ILE SER ARG ASP ALA GLY MET PRO ILE GLN GLY GLN PRO SEQRES 5 C 138 CYS PHE CYS LYS TYR ALA GLN GLY ALA ASP SER VAL GLU SEQRES 6 C 138 PRO MET PHE ARG HIS LEU LYS ASN THR TYR ALA GLY LEU SEQRES 7 C 138 GLN LEU VAL VAL VAL ILE LEU PRO GLY LYS THR PRO VAL SEQRES 8 C 138 TYR ALA GLU VAL LYS ARG VAL GLY ASP THR VAL LEU GLY SEQRES 9 C 138 MET ALA THR GLN CYS VAL GLN MET LYS ASN VAL GLN ARG SEQRES 10 C 138 THR THR PRO GLN THR LEU SER ASN LEU CYS LEU LYS ILE SEQRES 11 C 138 ASN VAL LYS LEU GLY GLY VAL ASN HET PO4 A 7 5 HET C5P A 10 5 HET C5P B 2 5 HET PO4 B 4 5 HET PO4 B 6 5 HET PO4 C 5 5 HET PO4 C 8 5 HET C5P C 9 5 HETNAM PO4 PHOSPHATE ION HETNAM C5P CYTIDINE-5'-MONOPHOSPHATE FORMUL 4 PO4 5(O4 P 3-) FORMUL 5 C5P 3(C9 H14 N3 O8 P) FORMUL 12 HOH *387(H2 O) HELIX 1 1 THR A 463 GLY A 482 1 20 HELIX 2 2 GLY A 497 ASP A 499 5 3 HELIX 3 3 SER A 500 TYR A 512 1 13 HELIX 4 4 PRO A 527 THR A 538 1 12 HELIX 5 5 MET A 549 ARG A 554 1 6 HELIX 6 6 THR A 556 GLY A 572 1 17 HELIX 7 7 THR B 463 ALA B 481 1 19 HELIX 8 8 GLY B 497 ASP B 499 5 3 HELIX 9 9 SER B 500 TYR B 512 1 13 HELIX 10 10 THR B 526 VAL B 539 1 14 HELIX 11 11 MET B 549 ARG B 554 1 6 HELIX 12 12 THR B 556 GLY B 572 1 17 HELIX 13 13 THR C 463 ALA C 481 1 19 HELIX 14 14 GLY C 497 ASP C 499 5 3 HELIX 15 15 SER C 500 TYR C 512 1 13 HELIX 16 16 PRO C 527 THR C 538 1 12 HELIX 17 17 MET C 549 ARG C 554 1 6 HELIX 18 18 THR C 556 GLY C 572 1 17 SHEET 1 A 4 PHE A 491 TYR A 494 0 SHEET 2 A 4 TRP A 451 CYS A 455 1 N CYS A 455 O LYS A 493 SHEET 3 A 4 LEU A 517 LEU A 522 1 O VAL A 519 N ALA A 452 SHEET 4 A 4 THR A 544 GLN A 548 1 O VAL A 547 N LEU A 522 SHEET 1 B 4 PHE B 491 TYR B 494 0 SHEET 2 B 4 TRP B 451 CYS B 455 1 N ILE B 453 O PHE B 491 SHEET 3 B 4 LEU B 517 LEU B 522 1 O VAL B 519 N ALA B 452 SHEET 4 B 4 THR B 544 GLN B 548 1 O VAL B 547 N VAL B 520 SHEET 1 C 4 PHE C 491 TYR C 494 0 SHEET 2 C 4 TRP C 451 CYS C 455 1 N ILE C 453 O PHE C 491 SHEET 3 C 4 LEU C 517 LEU C 522 1 O VAL C 519 N ALA C 452 SHEET 4 C 4 THR C 544 GLN C 548 1 O VAL C 547 N LEU C 522 SITE 1 AC1 4 PHE A 491 LYS A 493 HIS A 507 TYR A 512 SITE 1 AC2 6 TYR A 529 LYS A 533 GLN A 545 CYS A 546 SITE 2 AC2 6 LYS A 566 LYS A 570 SITE 1 AC3 5 TYR B 529 LYS B 533 GLN B 545 CYS B 546 SITE 2 AC3 5 LYS B 570 SITE 1 AC4 3 ARG B 475 LYS B 476 ARG B 479 SITE 1 AC5 6 HOH B 306 LYS B 493 HIS B 507 TYR B 512 SITE 2 AC5 6 ARG C 475 ARG C 479 SITE 1 AC6 6 HOH B 88 GLN B 461 MET B 549 GLN B 553 SITE 2 AC6 6 HOH C 72 ARG C 506 SITE 1 AC7 4 PHE C 491 LYS C 493 HIS C 507 TYR C 512 SITE 1 AC8 7 HOH C 293 TYR C 529 LYS C 533 GLN C 545 SITE 2 AC8 7 CYS C 546 LYS C 566 LYS C 570 CRYST1 40.503 47.306 66.403 86.06 72.80 83.18 P 1 3 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 0.024690 -0.002953 -0.007543 0.00000 SCALE2 0.000000 0.021290 -0.000755 0.00000 SCALE3 0.000000 0.000000 0.015774 0.00000