HEADER TRANSFERASE 06-JAN-21 7LAO TITLE CRYSTAL STRUCTURE OF AMINOGLYCOSIDE ACETYLTRANSFERASE AAC(3)-IIB COMPND MOL_ID: 1; COMPND 2 MOLECULE: AMINOGLYCOSIDE N(3)-ACETYLTRANSFERASE III; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: ACC(3)-III,AMINOCYCLITOL 3-N-ACETYLTRANSFERASE TYPE III, COMPND 5 GENTAMICIN-(3)-N-ACETYL-TRANSFERASE; COMPND 6 EC: 2.3.1.81; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SERRATIA MARCESCENS; SOURCE 3 ORGANISM_TAXID: 615; SOURCE 4 GENE: AAC3-VB; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21 DE3 GOLD; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PMCSG53 KEYWDS AAC(3)-IIB, RESISTANCE, CSGID, TRANSFERASE, CENTER FOR STRUCTURAL KEYWDS 2 GENOMICS OF INFECTIOUS DISEASES, NATIONAL INSTITUTE OF ALLERGY AND KEYWDS 3 INFECTIOUS DISEASES, NIAID EXPDTA X-RAY DIFFRACTION AUTHOR P.J.STOGIOS,E.EVDOKIMOVA,J.OSIPIUK,R.DI LEO,A.SAVCHENKO,A.JOACHIMIAK, AUTHOR 2 K.J.F.SATCHELL,CENTER FOR STRUCTURAL GENOMICS OF INFECTIOUS DISEASES AUTHOR 3 (CSGID) REVDAT 3 18-OCT-23 7LAO 1 REMARK REVDAT 2 06-APR-22 7LAO 1 JRNL REVDAT 1 20-JAN-21 7LAO 0 JRNL AUTH P.J.STOGIOS,E.BORDELEAU,Z.XU,T.SKARINA,E.EVDOKIMOVA,S.CHOU, JRNL AUTH 2 L.DIORIO-TOTH,A.W.D'SOUZA,S.PATEL,G.DANTAS,G.D.WRIGHT, JRNL AUTH 3 A.SAVCHENKO JRNL TITL STRUCTURAL AND MOLECULAR RATIONALE FOR THE DIVERSIFICATION JRNL TITL 2 OF RESISTANCE MEDIATED BY THE ANTIBIOTIC_NAT FAMILY. JRNL REF COMMUN BIOL V. 5 263 2022 JRNL REFN ESSN 2399-3642 JRNL PMID 35338238 JRNL DOI 10.1038/S42003-022-03219-W REMARK 2 REMARK 2 RESOLUTION. 1.92 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.15_3448 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 : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.92 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 35.32 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 95.5 REMARK 3 NUMBER OF REFLECTIONS : 22528 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.182 REMARK 3 R VALUE (WORKING SET) : 0.180 REMARK 3 FREE R VALUE : 0.229 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1127 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 35.3200 - 3.8300 0.97 2883 152 0.1627 0.1979 REMARK 3 2 3.8300 - 3.0400 0.99 2801 147 0.1738 0.2307 REMARK 3 3 3.0400 - 2.6600 0.99 2772 146 0.1872 0.2499 REMARK 3 4 2.6600 - 2.4100 0.98 2727 144 0.1834 0.2504 REMARK 3 5 2.4100 - 2.2400 0.99 2752 145 0.1889 0.2318 REMARK 3 6 2.2400 - 2.1100 0.99 2724 143 0.2015 0.2484 REMARK 3 7 2.1100 - 2.0000 0.94 2574 136 0.2131 0.2672 REMARK 3 8 2.0000 - 1.9200 0.79 2168 114 0.2358 0.2937 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 : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.206 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 26.396 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 27.59 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 50.48 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 : 0.014 2110 REMARK 3 ANGLE : 1.260 2871 REMARK 3 CHIRALITY : 0.082 312 REMARK 3 PLANARITY : 0.009 380 REMARK 3 DIHEDRAL : 20.020 775 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 5 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 1 THROUGH 68 ) REMARK 3 ORIGIN FOR THE GROUP (A): 11.1981 -5.0867 -22.6521 REMARK 3 T TENSOR REMARK 3 T11: 0.1719 T22: 0.2273 REMARK 3 T33: 0.5124 T12: 0.0209 REMARK 3 T13: -0.0537 T23: 0.0299 REMARK 3 L TENSOR REMARK 3 L11: 1.8821 L22: 4.2341 REMARK 3 L33: 1.3195 L12: -0.0567 REMARK 3 L13: -0.5811 L23: -0.1902 REMARK 3 S TENSOR REMARK 3 S11: -0.0304 S12: -0.2339 S13: -0.1213 REMARK 3 S21: 0.2201 S22: 0.0067 S23: -0.8295 REMARK 3 S31: 0.0370 S32: 0.2623 S33: 0.0163 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 69 THROUGH 92 ) REMARK 3 ORIGIN FOR THE GROUP (A): 8.2638 9.6469 2.5500 REMARK 3 T TENSOR REMARK 3 T11: 1.4233 T22: 0.9854 REMARK 3 T33: 0.7061 T12: -0.0364 REMARK 3 T13: -0.2858 T23: -0.1969 REMARK 3 L TENSOR REMARK 3 L11: 1.4407 L22: 0.5942 REMARK 3 L33: 3.9338 L12: -0.2805 REMARK 3 L13: -0.5322 L23: -1.2860 REMARK 3 S TENSOR REMARK 3 S11: 0.1916 S12: -1.6946 S13: 1.6254 REMARK 3 S21: 1.8642 S22: 0.3508 S23: -0.3291 REMARK 3 S31: -1.4493 S32: 0.6350 S33: -0.0596 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 93 THROUGH 189 ) REMARK 3 ORIGIN FOR THE GROUP (A): 0.6719 1.8190 -15.3240 REMARK 3 T TENSOR REMARK 3 T11: 0.3233 T22: 0.1980 REMARK 3 T33: 0.3806 T12: 0.0356 REMARK 3 T13: -0.0498 T23: -0.0442 REMARK 3 L TENSOR REMARK 3 L11: 3.1589 L22: 3.6213 REMARK 3 L33: 1.8610 L12: 0.6980 REMARK 3 L13: -0.1734 L23: -0.6373 REMARK 3 S TENSOR REMARK 3 S11: 0.0150 S12: -0.3482 S13: 0.3760 REMARK 3 S21: 0.6883 S22: 0.0167 S23: -0.2064 REMARK 3 S31: -0.2750 S32: 0.0085 S33: -0.0348 REMARK 3 TLS GROUP : 4 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 190 THROUGH 211 ) REMARK 3 ORIGIN FOR THE GROUP (A): -1.0600 10.1841 -3.7725 REMARK 3 T TENSOR REMARK 3 T11: 1.2624 T22: 0.4665 REMARK 3 T33: 0.6744 T12: -0.1002 REMARK 3 T13: -0.1809 T23: -0.2467 REMARK 3 L TENSOR REMARK 3 L11: 3.5583 L22: 3.8425 REMARK 3 L33: 0.9952 L12: 1.1147 REMARK 3 L13: 0.6855 L23: 1.3647 REMARK 3 S TENSOR REMARK 3 S11: -0.6566 S12: -0.5227 S13: 0.9666 REMARK 3 S21: 1.2303 S22: 0.7661 S23: 0.0667 REMARK 3 S31: -1.4429 S32: 0.1802 S33: -0.0608 REMARK 3 TLS GROUP : 5 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 212 THROUGH 269 ) REMARK 3 ORIGIN FOR THE GROUP (A): -6.8302 -13.3790 -17.3518 REMARK 3 T TENSOR REMARK 3 T11: 0.2386 T22: 0.1850 REMARK 3 T33: 0.4466 T12: 0.0156 REMARK 3 T13: -0.0049 T23: 0.0389 REMARK 3 L TENSOR REMARK 3 L11: 6.2995 L22: 4.0278 REMARK 3 L33: 4.6072 L12: -0.4975 REMARK 3 L13: -3.3723 L23: 1.1958 REMARK 3 S TENSOR REMARK 3 S11: -0.1388 S12: -0.3705 S13: -0.4501 REMARK 3 S21: 0.4514 S22: -0.0241 S23: 0.2345 REMARK 3 S31: 0.1377 S32: -0.1529 S33: 0.1759 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 7LAO COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 07-JAN-21. REMARK 100 THE DEPOSITION ID IS D_1000253951. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 16-DEC-20 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 19-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97890 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-3000 REMARK 200 DATA SCALING SOFTWARE : HKL-3000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 22563 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.920 REMARK 200 RESOLUTION RANGE LOW (A) : 40.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.8 REMARK 200 DATA REDUNDANCY : 5.400 REMARK 200 R MERGE (I) : 0.08000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 26.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.92 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.95 REMARK 200 COMPLETENESS FOR SHELL (%) : 79.8 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.33200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.130 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHENIX REMARK 200 STARTING MODEL: 6BC3 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.98 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.56 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M CITRIC ACID, BIS-TRIS PROPANE PH REMARK 280 6.4, 25% (W/V) PEG3350, 2 MM MAGNESIUM CHLORIDE, 1 MM TOBRAMYCIN, REMARK 280 PH 7, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 298K 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 21.58700 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 56.01550 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 30.71700 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 56.01550 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 21.58700 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 30.71700 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 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 SER A 60 -145.10 58.54 REMARK 500 PRO A 65 46.75 -92.12 REMARK 500 ARG A 74 102.61 -58.19 REMARK 500 ASP A 76 67.18 64.64 REMARK 500 GLU A 77 6.14 -62.63 REMARK 500 HIS A 134 88.79 -152.17 REMARK 500 ASP A 194 19.95 40.96 REMARK 500 ARG A 196 -137.34 54.47 REMARK 500 ASN A 208 57.46 -112.37 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 603 DISTANCE = 6.73 ANGSTROMS 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 302 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 473 O REMARK 620 2 HOH A 481 O 91.2 REMARK 620 3 HOH A 564 O 85.3 136.7 REMARK 620 4 HOH A 573 O 86.0 57.6 79.0 REMARK 620 5 HOH A 596 O 172.7 90.3 88.7 88.8 REMARK 620 N 1 2 3 4 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: CSGID-IDP98164 RELATED DB: TARGETTRACK DBREF 7LAO A 1 269 UNP Q01515 AAC3_SERMA 1 269 SEQADV 7LAO GLN A -1 UNP Q01515 EXPRESSION TAG SEQADV 7LAO GLY A 0 UNP Q01515 EXPRESSION TAG SEQRES 1 A 271 GLN GLY MET ASN THR ILE GLU SER ILE THR ALA ASP LEU SEQRES 2 A 271 HIS GLY LEU GLY VAL ARG PRO GLY ASP LEU ILE MET VAL SEQRES 3 A 271 HIS ALA SER LEU LYS ALA VAL GLY PRO VAL GLU GLY GLY SEQRES 4 A 271 ALA ALA SER VAL VAL SER ALA LEU ARG ALA ALA VAL GLY SEQRES 5 A 271 SER ALA GLY THR LEU MET GLY TYR ALA SER TRP ASP ARG SEQRES 6 A 271 SER PRO TYR GLU GLU THR LEU ASN GLY ALA ARG MET ASP SEQRES 7 A 271 GLU GLU LEU ARG ARG ARG TRP PRO PRO PHE ASP LEU ALA SEQRES 8 A 271 THR SER GLY THR TYR PRO GLY PHE GLY LEU LEU ASN ARG SEQRES 9 A 271 PHE LEU LEU GLU ALA PRO ASP ALA ARG ARG SER ALA HIS SEQRES 10 A 271 PRO ASP ALA SER MET VAL ALA VAL GLY PRO LEU ALA ALA SEQRES 11 A 271 THR LEU THR GLU PRO HIS ARG LEU GLY GLN ALA LEU GLY SEQRES 12 A 271 GLU GLY SER PRO LEU GLU ARG PHE VAL GLY HIS GLY GLY SEQRES 13 A 271 LYS VAL LEU LEU LEU GLY ALA PRO LEU ASP SER VAL THR SEQRES 14 A 271 VAL LEU HIS TYR ALA GLU ALA ILE ALA PRO ILE PRO ASN SEQRES 15 A 271 LYS ARG ARG VAL THR TYR GLU MET PRO MET LEU GLY PRO SEQRES 16 A 271 ASP GLY ARG VAL ARG TRP GLU LEU ALA GLU ASP PHE ASP SEQRES 17 A 271 SER ASN GLY ILE LEU ASP CYS PHE ALA VAL ASP GLY LYS SEQRES 18 A 271 PRO ASP ALA VAL GLU THR ILE ALA LYS ALA TYR VAL GLU SEQRES 19 A 271 LEU GLY ARG HIS ARG GLU GLY ILE VAL GLY ARG ALA PRO SEQRES 20 A 271 SER TYR LEU PHE GLU ALA GLN ASP ILE VAL SER PHE GLY SEQRES 21 A 271 VAL THR TYR LEU GLU GLN HIS PHE GLY ALA PRO HET EPE A 301 15 HET MG A 302 1 HETNAM EPE 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID HETNAM MG MAGNESIUM ION HETSYN EPE HEPES FORMUL 2 EPE C8 H18 N2 O4 S FORMUL 3 MG MG 2+ FORMUL 4 HOH *203(H2 O) HELIX 1 AA1 THR A 3 GLY A 15 1 13 HELIX 2 AA2 SER A 27 GLY A 32 1 6 HELIX 3 AA3 GLY A 37 GLY A 50 1 14 HELIX 4 AA4 TYR A 66 LEU A 70 5 5 HELIX 5 AA5 ASP A 76 ARG A 80 5 5 HELIX 6 AA6 TYR A 94 GLY A 98 5 5 HELIX 7 AA7 LEU A 99 ALA A 107 1 9 HELIX 8 AA8 LEU A 126 GLU A 132 1 7 HELIX 9 AA9 SER A 144 HIS A 152 1 9 HELIX 10 AB1 PRO A 162 VAL A 166 5 5 HELIX 11 AB2 THR A 167 ALA A 176 1 10 HELIX 12 AB3 LEU A 211 VAL A 216 5 6 HELIX 13 AB4 ASP A 221 GLU A 232 1 12 HELIX 14 AB5 ALA A 251 GLY A 267 1 17 SHEET 1 AA1 7 ARG A 111 ARG A 112 0 SHEET 2 AA1 7 MET A 120 VAL A 123 -1 O ALA A 122 N ARG A 111 SHEET 3 AA1 7 THR A 54 TYR A 58 -1 N GLY A 57 O VAL A 121 SHEET 4 AA1 7 LEU A 21 ALA A 26 1 N ILE A 22 O THR A 54 SHEET 5 AA1 7 LYS A 155 LEU A 159 1 O LEU A 157 N MET A 23 SHEET 6 AA1 7 ALA A 244 GLU A 250 -1 O PHE A 249 N VAL A 156 SHEET 7 AA1 7 ARG A 237 VAL A 241 -1 N ARG A 237 O LEU A 248 SHEET 1 AA2 2 ARG A 183 MET A 190 0 SHEET 2 AA2 2 ARG A 198 PHE A 205 -1 O ALA A 202 N TYR A 186 LINK MG MG A 302 O HOH A 473 1555 3554 2.64 LINK MG MG A 302 O HOH A 481 1555 3554 2.49 LINK MG MG A 302 O HOH A 564 1555 1555 2.31 LINK MG MG A 302 O HOH A 573 1555 3554 2.02 LINK MG MG A 302 O HOH A 596 1555 1555 2.32 CISPEP 1 GLU A 132 PRO A 133 0 -3.07 CRYST1 43.174 61.434 112.031 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 0.023162 0.000000 0.000000 0.00000 SCALE2 0.000000 0.016278 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008926 0.00000