HEADER TRANSFERASE 21-NOV-16 5TYQ TITLE CRYSTAL STRUCTURE OF A HOLOENZYME METHYLTRANSFERASE INVOLVED IN THE TITLE 2 BIOSYNTHESIS OF GENTAMICIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: PUTATIVE GENTAMICIN METHYLTRANSFERASE; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MICROMONOSPORA ECHINOSPORA; SOURCE 3 ORGANISM_TAXID: 1877; SOURCE 4 GENE: GENN; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS METHYLTRANSFERASE GENTAMICIN BIOSYNTHESIS SAM, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR P.BURY,F.HUANG,P.LEADLAY,M.V.B.DIAS REVDAT 6 06-MAR-24 5TYQ 1 LINK REVDAT 5 01-JAN-20 5TYQ 1 REMARK REVDAT 4 17-APR-19 5TYQ 1 REMARK REVDAT 3 18-APR-18 5TYQ 1 REMARK REVDAT 2 29-NOV-17 5TYQ 1 JRNL REVDAT 1 01-NOV-17 5TYQ 0 JRNL AUTH P.D.S.BURY,F.HUANG,S.LI,Y.SUN,P.F.LEADLAY,M.V.B.DIAS JRNL TITL STRUCTURAL BASIS OF THE SELECTIVITY OF GENN, AN JRNL TITL 2 AMINOGLYCOSIDE N-METHYLTRANSFERASE INVOLVED IN GENTAMICIN JRNL TITL 3 BIOSYNTHESIS. JRNL REF ACS CHEM. BIOL. V. 12 2779 2017 JRNL REFN ESSN 1554-8937 JRNL PMID 28876898 JRNL DOI 10.1021/ACSCHEMBIO.7B00466 REMARK 2 REMARK 2 RESOLUTION. 2.16 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) : 2.16 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 47.90 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 3 NUMBER OF REFLECTIONS : 16899 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.197 REMARK 3 R VALUE (WORKING SET) : 0.194 REMARK 3 FREE R VALUE : 0.216 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.810 REMARK 3 FREE R VALUE TEST SET COUNT : 813 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 47.9145 - 3.9307 1.00 2848 115 0.1588 0.1674 REMARK 3 2 3.9307 - 3.1201 1.00 2680 177 0.1731 0.2634 REMARK 3 3 3.1201 - 2.7258 1.00 2743 81 0.2098 0.3065 REMARK 3 4 2.7258 - 2.4765 1.00 2630 157 0.2168 0.3095 REMARK 3 5 2.4765 - 2.2990 1.00 2622 154 0.2180 0.2637 REMARK 3 6 2.2990 - 2.1635 0.97 2563 129 0.2556 0.3539 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) : 0.310 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 26.150 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 18.64 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 2459 REMARK 3 ANGLE : 1.179 3354 REMARK 3 CHIRALITY : 0.046 371 REMARK 3 PLANARITY : 0.006 450 REMARK 3 DIHEDRAL : 15.213 918 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 5TYQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 22-NOV-16. REMARK 100 THE DEPOSITION ID IS D_1000225047. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 29-JUN-15 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0-9.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PETRA III, EMBL C/O DESY REMARK 200 BEAMLINE : P13 (MX1) REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 S 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 16909 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.163 REMARK 200 RESOLUTION RANGE LOW (A) : 47.903 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 200 DATA REDUNDANCY : 11.60 REMARK 200 R MERGE (I) : 0.17500 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 17.0100 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL 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: SAD REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.21 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.29 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: MAGNESIUM CHLORIDE, TRIS, PEG 3350, REMARK 280 PEG 400, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-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 33.34600 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 34.42450 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 33.46100 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 34.42450 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 33.34600 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 33.46100 REMARK 290 SMTRY3 4 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 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 MET A -19 REMARK 465 GLY A -18 REMARK 465 SER A -17 REMARK 465 SER A -16 REMARK 465 HIS A -15 REMARK 465 HIS A -14 REMARK 465 HIS A -13 REMARK 465 HIS A -12 REMARK 465 HIS A -11 REMARK 465 HIS A -10 REMARK 465 SER A -9 REMARK 465 SER A -8 REMARK 465 GLY A -7 REMARK 465 LEU A -6 REMARK 465 VAL A -5 REMARK 465 PRO A -4 REMARK 465 ARG A -3 REMARK 465 GLY A -2 REMARK 465 SER A -1 REMARK 465 HIS A 0 REMARK 465 MET A 1 REMARK 465 PRO A 308 REMARK 465 ASP A 309 REMARK 465 ALA A 310 REMARK 465 LEU A 311 REMARK 465 LEU A 312 REMARK 465 ASP A 313 REMARK 465 GLY A 314 REMARK 465 THR A 315 REMARK 465 ASP A 316 REMARK 465 ARG A 317 REMARK 465 LEU A 318 REMARK 465 LEU A 319 REMARK 465 ARG A 320 REMARK 465 GLY A 321 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 ARG A 121 NE CZ NH1 NH2 REMARK 470 GLU A 203 CD OE1 OE2 REMARK 470 GLU A 274 CG CD OE2 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 O HOH A 564 O HOH A 606 2.09 REMARK 500 O HOH A 605 O HOH A 608 2.15 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 501 O HOH A 529 3544 1.69 REMARK 500 O HOH A 583 O HOH A 606 4445 2.02 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 VAL A 28 -31.57 -135.20 REMARK 500 ASP A 72 33.04 -87.28 REMARK 500 LEU A 85 137.99 -170.94 REMARK 500 LEU A 109 50.51 73.84 REMARK 500 MET A 180 -127.09 53.77 REMARK 500 ASN A 198 -90.94 -146.93 REMARK 500 ASP A 244 77.44 -151.73 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 A 402 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 98 OE1 REMARK 620 2 GLU A 98 OE2 54.2 REMARK 620 3 ASP A 206 OD1 151.0 154.6 REMARK 620 4 ASP A 206 OD2 160.9 108.2 47.2 REMARK 620 5 HOH A 509 O 85.0 103.1 86.6 93.1 REMARK 620 6 HOH A 567 O 85.3 131.1 68.7 113.8 98.7 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SAH A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG A 402 DBREF 5TYQ A 1 321 UNP Q2MG72 Q2MG72_MICEC 1 321 SEQADV 5TYQ MET A -19 UNP Q2MG72 INITIATING METHIONINE SEQADV 5TYQ GLY A -18 UNP Q2MG72 EXPRESSION TAG SEQADV 5TYQ SER A -17 UNP Q2MG72 EXPRESSION TAG SEQADV 5TYQ SER A -16 UNP Q2MG72 EXPRESSION TAG SEQADV 5TYQ HIS A -15 UNP Q2MG72 EXPRESSION TAG SEQADV 5TYQ HIS A -14 UNP Q2MG72 EXPRESSION TAG SEQADV 5TYQ HIS A -13 UNP Q2MG72 EXPRESSION TAG SEQADV 5TYQ HIS A -12 UNP Q2MG72 EXPRESSION TAG SEQADV 5TYQ HIS A -11 UNP Q2MG72 EXPRESSION TAG SEQADV 5TYQ HIS A -10 UNP Q2MG72 EXPRESSION TAG SEQADV 5TYQ SER A -9 UNP Q2MG72 EXPRESSION TAG SEQADV 5TYQ SER A -8 UNP Q2MG72 EXPRESSION TAG SEQADV 5TYQ GLY A -7 UNP Q2MG72 EXPRESSION TAG SEQADV 5TYQ LEU A -6 UNP Q2MG72 EXPRESSION TAG SEQADV 5TYQ VAL A -5 UNP Q2MG72 EXPRESSION TAG SEQADV 5TYQ PRO A -4 UNP Q2MG72 EXPRESSION TAG SEQADV 5TYQ ARG A -3 UNP Q2MG72 EXPRESSION TAG SEQADV 5TYQ GLY A -2 UNP Q2MG72 EXPRESSION TAG SEQADV 5TYQ SER A -1 UNP Q2MG72 EXPRESSION TAG SEQADV 5TYQ HIS A 0 UNP Q2MG72 EXPRESSION TAG SEQRES 1 A 341 MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY SEQRES 2 A 341 LEU VAL PRO ARG GLY SER HIS MET ILE VAL GLY GLY SER SEQRES 3 A 341 THR ILE GLN PRO GLU ARG VAL ASP ALA ALA ALA LEU ARG SEQRES 4 A 341 GLN LEU GLY ASP ALA MET ARG LYS VAL VAL GLY SER ALA SEQRES 5 A 341 ASP PRO THR PRO LEU ALA ASP LEU LEU SER GLY THR PRO SEQRES 6 A 341 VAL ASP PRO ASP GLU LEU THR ARG GLU VAL GLY ALA ASP SEQRES 7 A 341 GLY ARG GLN ALA LEU LEU ASP SER GLY MET ALA VAL ASP SEQRES 8 A 341 ASP GLY THR THR PHE SER SER PRO LEU ARG GLY HIS GLN SEQRES 9 A 341 LEU HIS GLY VAL VAL VAL LEU SER ASP PRO ASP VAL GLU SEQRES 10 A 341 GLU GLU VAL GLN HIS ARG TRP TYR VAL ASP PRO LEU TRP SEQRES 11 A 341 GLU ALA ASP LEU LEU ILE ARG LEU MET LEU ARG ARG GLY SEQRES 12 A 341 GLY ALA ARG ALA LEU ASP MET GLY CYS GLY SER GLY VAL SEQRES 13 A 341 LEU SER LEU VAL LEU ALA ASP ARG TYR GLU SER VAL LEU SEQRES 14 A 341 GLY VAL ASP VAL ASN PRO ARG ALA VAL ALA LEU SER ARG SEQRES 15 A 341 LEU ASN ALA ALA LEU ASN GLY LEU THR ASN VAL THR PHE SEQRES 16 A 341 ARG GLU GLY ASP MET PHE GLU PRO ALA GLU GLY ARG PHE SEQRES 17 A 341 SER ARG ILE VAL PHE ASN SER PRO THR ASN GLU GLU GLY SEQRES 18 A 341 ASN GLU PHE VAL ASP LEU LEU GLU ALA GLY GLU PRO ILE SEQRES 19 A 341 LEU GLU THR PHE PHE ARG ASN VAL PRO ARG LYS LEU GLU SEQRES 20 A 341 SER GLY GLY ILE VAL GLU VAL ASN LEU ALA MET ASN ASP SEQRES 21 A 341 TYR PRO GLY ASP PRO PHE ARG GLU ARG LEU ALA ASP TRP SEQRES 22 A 341 LEU GLY LEU THR GLU ASN GLY LEU ARG VAL GLN ILE PHE SEQRES 23 A 341 THR SER GLN ARG ARG ALA THR GLU SER GLY GLY GLU TRP SEQRES 24 A 341 LYS ARG GLY TRP LEU VAL VAL ALA PRO GLY PRO VAL GLY SEQRES 25 A 341 LEU THR GLU VAL GLU TRP PRO TYR HIS ASP ARG TYR GLU SEQRES 26 A 341 GLU ASP PRO ASP ALA LEU LEU ASP GLY THR ASP ARG LEU SEQRES 27 A 341 LEU ARG GLY HET SAH A 401 26 HET MG A 402 1 HETNAM SAH S-ADENOSYL-L-HOMOCYSTEINE HETNAM MG MAGNESIUM ION FORMUL 2 SAH C14 H20 N6 O5 S FORMUL 3 MG MG 2+ FORMUL 4 HOH *110(H2 O) HELIX 1 AA1 GLN A 9 VAL A 13 5 5 HELIX 2 AA2 ASP A 14 VAL A 29 1 16 HELIX 3 AA3 THR A 35 LEU A 41 1 7 HELIX 4 AA4 ASP A 47 SER A 66 1 20 HELIX 5 AA5 GLU A 97 GLN A 101 5 5 HELIX 6 AA6 GLU A 111 MET A 119 1 9 HELIX 7 AA7 GLY A 135 ALA A 142 1 8 HELIX 8 AA8 ASN A 154 ASN A 168 1 15 HELIX 9 AA9 GLY A 211 LYS A 225 1 15 HELIX 10 AB1 PRO A 245 GLY A 255 1 11 HELIX 11 AB2 GLY A 255 GLY A 260 1 6 HELIX 12 AB3 PRO A 299 ASP A 307 1 9 SHEET 1 AA1 2 VAL A 70 ASP A 72 0 SHEET 2 AA1 2 THR A 75 SER A 77 -1 O SER A 77 N VAL A 70 SHEET 1 AA2 2 ARG A 81 LEU A 85 0 SHEET 2 AA2 2 VAL A 88 SER A 92 -1 O SER A 92 N ARG A 81 SHEET 1 AA3 8 VAL A 173 GLU A 177 0 SHEET 2 AA3 8 TYR A 145 ASP A 152 1 N VAL A 148 O THR A 174 SHEET 3 AA3 8 GLY A 124 MET A 130 1 N ASP A 129 O LEU A 149 SHEET 4 AA3 8 PHE A 188 ASN A 194 1 O ARG A 190 N LEU A 128 SHEET 5 AA3 8 LEU A 226 ASP A 240 1 O GLU A 233 N ILE A 191 SHEET 6 AA3 8 GLU A 278 ALA A 287 -1 O GLU A 278 N ASP A 240 SHEET 7 AA3 8 ARG A 262 ALA A 272 -1 N PHE A 266 O TRP A 283 SHEET 8 AA3 8 GLY A 292 GLU A 297 1 O THR A 294 N ILE A 265 LINK OE1 GLU A 98 MG MG A 402 1555 1555 2.58 LINK OE2 GLU A 98 MG MG A 402 1555 1555 2.20 LINK OD1 ASP A 206 MG MG A 402 1555 1555 2.97 LINK OD2 ASP A 206 MG MG A 402 1555 1555 2.16 LINK MG MG A 402 O HOH A 509 1555 1555 2.28 LINK MG MG A 402 O HOH A 567 1555 1555 1.94 SITE 1 AC1 18 ASP A 107 GLY A 131 CYS A 132 GLY A 133 SITE 2 AC1 18 VAL A 136 ASP A 152 VAL A 153 ASP A 179 SITE 3 AC1 18 MET A 180 ASN A 194 LEU A 207 ILE A 214 SITE 4 AC1 18 HOH A 514 HOH A 527 HOH A 542 HOH A 543 SITE 5 AC1 18 HOH A 544 HOH A 545 SITE 1 AC2 4 GLU A 98 ASP A 206 HOH A 509 HOH A 567 CRYST1 66.692 66.922 68.849 90.00 90.00 90.00 P 21 21 21 4 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 0.014994 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014943 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014525 0.00000