1KIA - Header Asymmetric Unit

HEADER TRANSFERASE 02-DEC-01 1KIA

TITLE CRYSTAL STRUCTURE OF GLYCINE N-METHYLTRANSFERASE COMPLEXED TITLE 2 WITH S-ADENOSYLMETHIONINE AND ACETATE

COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLYCINE N-METHYLTRANSFERASE; COMPND 3 CHAIN: A, B, C, D; COMPND 4 SYNONYM: FOLATE-BINDING PROTEIN; COMPND 5 EC: 2.1.1.20; COMPND 6 ENGINEERED: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: NORWAY RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562

KEYWDS GLYCINE N-METHYLTRANSFERASE, S-ADENOSYLMETHIONINE, ACETATE, KEYWDS 2 TERNARY COMPLEX

EXPDTA X-RAY DIFFRACTION

AUTHOR F.TAKUSAGAWA,Y.HUANG

REVDAT 2 24-FEB-09 1KIA 1 VERSN REVDAT 1 10-JUN-03 1KIA 0

JRNL AUTH F.TAKUSAGAWA,Y.HUANG JRNL TITL CRYSTAL STRUCTURE OF GLYCINE N-METHYLTRANSFERASE JRNL TITL 2 COMPLEXED WITH S-ADENOSYLMETHIONINE AND ACETATE JRNL REF TO BE PUBLISHED JRNL REFN

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. 2.80 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 28280 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.216 REMARK 3 FREE R VALUE : 0.286 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 3132 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.92 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2630 REMARK 3 BIN FREE R VALUE : 0.3280 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 342 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.020 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 8640 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 124 REMARK 3 SOLVENT ATOMS : 235 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.30 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 27.00 REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: THE RESIDUES 1 - 17 OF EACH SUBUNIT REMARK 3 ARE DISORDERED.

REMARK 4 REMARK 4 1KIA COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 05-DEC-01. REMARK 100 THE RCSB ID CODE IS RCSB014987.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-JUN-01 REMARK 200 TEMPERATURE (KELVIN) : 93 REMARK 200 PH : 7.0 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 RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IIC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : R-AXIS REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 252116 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.800 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 200 DATA REDUNDANCY : 6.800 REMARK 200 R MERGE (I) : 0.11200 REMARK 200 R SYM (I) : 0.11200 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 24.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.89 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.9 REMARK 200 DATA REDUNDANCY IN SHELL : 3.20 REMARK 200 R MERGE FOR SHELL (I) : 0.32400 REMARK 200 R SYM FOR SHELL (I) : 0.32400 REMARK 200 <I/SIGMA(I)> FOR SHELL : 5.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 56.41 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.82 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 6000, PH 7.0, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 295K

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 45.47500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 68.89000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 58.50500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 68.89000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 45.47500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 58.50500 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 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A HOMOTETRAMER. THE RESIDUES REMARK 300 1 - 17 OF EACH SUBUNIT ARE DISORDERED.

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, B, C, 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 VAL A 1 REMARK 465 ASP A 2 REMARK 465 SER A 3 REMARK 465 VAL A 4 REMARK 465 TYR A 5 REMARK 465 ARG A 6 REMARK 465 THR A 7 REMARK 465 ARG A 8 REMARK 465 SER A 9 REMARK 465 LEU A 10 REMARK 465 GLY A 11 REMARK 465 VAL A 12 REMARK 465 ALA A 13 REMARK 465 ALA A 14 REMARK 465 GLU A 15 REMARK 465 GLY A 16 REMARK 465 ILE A 17 REMARK 465 VAL B 1 REMARK 465 ASP B 2 REMARK 465 SER B 3 REMARK 465 VAL B 4 REMARK 465 TYR B 5 REMARK 465 ARG B 6 REMARK 465 THR B 7 REMARK 465 ARG B 8 REMARK 465 SER B 9 REMARK 465 LEU B 10 REMARK 465 GLY B 11 REMARK 465 VAL B 12 REMARK 465 ALA B 13 REMARK 465 ALA B 14 REMARK 465 GLU B 15 REMARK 465 GLY B 16 REMARK 465 ILE B 17 REMARK 465 VAL C 1 REMARK 465 ASP C 2 REMARK 465 SER C 3 REMARK 465 VAL C 4 REMARK 465 TYR C 5 REMARK 465 ARG C 6 REMARK 465 THR C 7 REMARK 465 ARG C 8 REMARK 465 SER C 9 REMARK 465 LEU C 10 REMARK 465 GLY C 11 REMARK 465 VAL C 12 REMARK 465 ALA C 13 REMARK 465 ALA C 14 REMARK 465 GLU C 15 REMARK 465 GLY C 16 REMARK 465 ILE C 17 REMARK 465 VAL D 1 REMARK 465 ASP D 2 REMARK 465 SER D 3 REMARK 465 VAL D 4 REMARK 465 TYR D 5 REMARK 465 ARG D 6 REMARK 465 THR D 7 REMARK 465 ARG D 8 REMARK 465 SER D 9 REMARK 465 LEU D 10 REMARK 465 GLY D 11 REMARK 465 VAL D 12 REMARK 465 ALA D 13 REMARK 465 ALA D 14 REMARK 465 GLU D 15 REMARK 465 GLY D 16 REMARK 465 ILE D 17

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 N ALA B 227 NE ARG D 53 2675 2.12 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 GLN A 20 -11.48 70.80 REMARK 500 TYR A 44 -5.88 43.45 REMARK 500 PRO A 125 96.31 -67.96 REMARK 500 LYS A 147 -6.81 -54.57 REMARK 500 GLN A 150 23.92 -70.61 REMARK 500 ASN A 210 -130.69 56.73 REMARK 500 ARG A 229 -175.48 -67.72 REMARK 500 ASP A 269 44.21 -106.40 REMARK 500 PHE A 270 21.54 89.94 REMARK 500 GLN B 20 -9.73 68.97 REMARK 500 TYR B 44 -3.20 42.34 REMARK 500 PRO B 125 95.71 -68.16 REMARK 500 LYS B 147 -6.30 -56.07 REMARK 500 GLN B 150 23.24 -70.75 REMARK 500 ASN B 210 -128.18 55.76 REMARK 500 ARG B 229 -176.30 -67.08 REMARK 500 ASP B 269 44.16 -105.45 REMARK 500 PHE B 270 22.43 89.38 REMARK 500 GLN C 20 -10.43 70.56 REMARK 500 TYR C 44 -3.03 42.59 REMARK 500 PRO C 125 93.58 -66.91 REMARK 500 SER C 146 -48.71 -29.96 REMARK 500 LYS C 147 -6.12 -55.22 REMARK 500 GLN C 150 22.83 -70.01 REMARK 500 ASN C 210 -128.21 57.38 REMARK 500 ARG C 229 -176.98 -67.23 REMARK 500 ASP C 269 46.09 -103.89 REMARK 500 PHE C 270 20.91 88.67 REMARK 500 GLN D 20 -10.84 68.54 REMARK 500 TYR D 44 -1.49 48.73 REMARK 500 PRO D 125 95.33 -68.93 REMARK 500 LYS D 147 -5.31 -55.51 REMARK 500 GLN D 150 24.58 -70.90 REMARK 500 ASN D 210 -128.05 56.99 REMARK 500 ARG D 229 -175.71 -67.35 REMARK 500 ASP D 269 44.74 -103.54 REMARK 500 PHE D 270 20.91 89.44 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 C5037 DISTANCE = 6.76 ANGSTROMS REMARK 525 HOH A5016 DISTANCE = 6.30 ANGSTROMS REMARK 525 HOH C5091 DISTANCE = 8.84 ANGSTROMS REMARK 525 HOH C5099 DISTANCE = 8.23 ANGSTROMS REMARK 525 HOH B5085 DISTANCE = 5.17 ANGSTROMS REMARK 525 HOH D5084 DISTANCE = 7.14 ANGSTROMS REMARK 525 HOH B5097 DISTANCE = 7.44 ANGSTROMS REMARK 525 HOH D5092 DISTANCE = 9.82 ANGSTROMS REMARK 525 HOH A5072 DISTANCE = 5.38 ANGSTROMS REMARK 525 HOH B5123 DISTANCE = 14.63 ANGSTROMS REMARK 525 HOH C5148 DISTANCE = 7.79 ANGSTROMS REMARK 525 HOH B5133 DISTANCE = 9.78 ANGSTROMS REMARK 525 HOH A5101 DISTANCE = 5.19 ANGSTROMS REMARK 525 HOH B5141 DISTANCE = 6.48 ANGSTROMS REMARK 525 HOH B5150 DISTANCE = 5.84 ANGSTROMS REMARK 525 HOH C5168 DISTANCE = 13.41 ANGSTROMS REMARK 525 HOH C5170 DISTANCE = 8.41 ANGSTROMS REMARK 525 HOH A5127 DISTANCE = 9.41 ANGSTROMS REMARK 525 HOH D5138 DISTANCE = 5.81 ANGSTROMS REMARK 525 HOH B5156 DISTANCE = 5.72 ANGSTROMS REMARK 525 HOH B5169 DISTANCE = 5.42 ANGSTROMS REMARK 525 HOH D5164 DISTANCE = 5.03 ANGSTROMS REMARK 525 HOH C5194 DISTANCE = 6.39 ANGSTROMS REMARK 525 HOH A5190 DISTANCE = 9.53 ANGSTROMS REMARK 525 HOH B5204 DISTANCE = 9.59 ANGSTROMS REMARK 525 HOH A5197 DISTANCE = 8.05 ANGSTROMS REMARK 525 HOH B5213 DISTANCE = 6.72 ANGSTROMS REMARK 525 HOH C5215 DISTANCE = 7.81 ANGSTROMS REMARK 525 HOH A5199 DISTANCE = 6.43 ANGSTROMS REMARK 525 HOH B5216 DISTANCE = 8.39 ANGSTROMS REMARK 525 HOH D5198 DISTANCE = 8.06 ANGSTROMS REMARK 525 HOH B5217 DISTANCE = 5.84 ANGSTROMS REMARK 525 HOH B5218 DISTANCE = 12.17 ANGSTROMS REMARK 525 HOH D5203 DISTANCE = 12.53 ANGSTROMS REMARK 525 HOH B5228 DISTANCE = 19.74 ANGSTROMS REMARK 525 HOH A5214 DISTANCE = 6.27 ANGSTROMS REMARK 525 HOH A5219 DISTANCE = 7.13 ANGSTROMS REMARK 525 HOH A5226 DISTANCE = 7.99 ANGSTROMS REMARK 525 HOH A5234 DISTANCE = 7.19 ANGSTROMS

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT A 294 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT B 1294 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT C 2294 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT D 3294 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SAM A 293 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SAM B 1293 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SAM C 2293 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SAM D 3293

DBREF 1KIA A 1 292 UNP P13255 GNMT_RAT 1 292 DBREF 1KIA B 1 292 UNP P13255 GNMT_RAT 1 292 DBREF 1KIA C 1 292 UNP P13255 GNMT_RAT 1 292 DBREF 1KIA D 1 292 UNP P13255 GNMT_RAT 1 292

SEQRES 1 A 292 VAL ASP SER VAL TYR ARG THR ARG SER LEU GLY VAL ALA SEQRES 2 A 292 ALA GLU GLY ILE PRO ASP GLN TYR ALA ASP GLY GLU ALA SEQRES 3 A 292 ALA ARG VAL TRP GLN LEU TYR ILE GLY ASP THR ARG SER SEQRES 4 A 292 ARG THR ALA GLU TYR LYS ALA TRP LEU LEU GLY LEU LEU SEQRES 5 A 292 ARG GLN HIS GLY CYS HIS ARG VAL LEU ASP VAL ALA CYS SEQRES 6 A 292 GLY THR GLY VAL ASP SER ILE MET LEU VAL GLU GLU GLY SEQRES 7 A 292 PHE SER VAL THR SER VAL ASP ALA SER ASP LYS MET LEU SEQRES 8 A 292 LYS TYR ALA LEU LYS GLU ARG TRP ASN ARG ARG LYS GLU SEQRES 9 A 292 PRO ALA PHE ASP LYS TRP VAL ILE GLU GLU ALA ASN TRP SEQRES 10 A 292 LEU THR LEU ASP LYS ASP VAL PRO ALA GLY ASP GLY PHE SEQRES 11 A 292 ASP ALA VAL ILE CYS LEU GLY ASN SER PHE ALA HIS LEU SEQRES 12 A 292 PRO ASP SER LYS GLY ASP GLN SER GLU HIS ARG LEU ALA SEQRES 13 A 292 LEU LYS ASN ILE ALA SER MET VAL ARG PRO GLY GLY LEU SEQRES 14 A 292 LEU VAL ILE ASP HIS ARG ASN TYR ASP TYR ILE LEU SER SEQRES 15 A 292 THR GLY CYS ALA PRO PRO GLY LYS ASN ILE TYR TYR LYS SEQRES 16 A 292 SER ASP LEU THR LYS ASP ILE THR THR SER VAL LEU THR SEQRES 17 A 292 VAL ASN ASN LYS ALA HIS MET VAL THR LEU ASP TYR THR SEQRES 18 A 292 VAL GLN VAL PRO GLY ALA GLY ARG ASP GLY ALA PRO GLY SEQRES 19 A 292 PHE SER LYS PHE ARG LEU SER TYR TYR PRO HIS CYS LEU SEQRES 20 A 292 ALA SER PHE THR GLU LEU VAL GLN GLU ALA PHE GLY GLY SEQRES 21 A 292 ARG CYS GLN HIS SER VAL LEU GLY ASP PHE LYS PRO TYR SEQRES 22 A 292 ARG PRO GLY GLN ALA TYR VAL PRO CYS TYR PHE ILE HIS SEQRES 23 A 292 VAL LEU LYS LYS THR GLY SEQRES 1 B 292 VAL ASP SER VAL TYR ARG THR ARG SER LEU GLY VAL ALA SEQRES 2 B 292 ALA GLU GLY ILE PRO ASP GLN TYR ALA ASP GLY GLU ALA SEQRES 3 B 292 ALA ARG VAL TRP GLN LEU TYR ILE GLY ASP THR ARG SER SEQRES 4 B 292 ARG THR ALA GLU TYR LYS ALA TRP LEU LEU GLY LEU LEU SEQRES 5 B 292 ARG GLN HIS GLY CYS HIS ARG VAL LEU ASP VAL ALA CYS SEQRES 6 B 292 GLY THR GLY VAL ASP SER ILE MET LEU VAL GLU GLU GLY SEQRES 7 B 292 PHE SER VAL THR SER VAL ASP ALA SER ASP LYS MET LEU SEQRES 8 B 292 LYS TYR ALA LEU LYS GLU ARG TRP ASN ARG ARG LYS GLU SEQRES 9 B 292 PRO ALA PHE ASP LYS TRP VAL ILE GLU GLU ALA ASN TRP SEQRES 10 B 292 LEU THR LEU ASP LYS ASP VAL PRO ALA GLY ASP GLY PHE SEQRES 11 B 292 ASP ALA VAL ILE CYS LEU GLY ASN SER PHE ALA HIS LEU SEQRES 12 B 292 PRO ASP SER LYS GLY ASP GLN SER GLU HIS ARG LEU ALA SEQRES 13 B 292 LEU LYS ASN ILE ALA SER MET VAL ARG PRO GLY GLY LEU SEQRES 14 B 292 LEU VAL ILE ASP HIS ARG ASN TYR ASP TYR ILE LEU SER SEQRES 15 B 292 THR GLY CYS ALA PRO PRO GLY LYS ASN ILE TYR TYR LYS SEQRES 16 B 292 SER ASP LEU THR LYS ASP ILE THR THR SER VAL LEU THR SEQRES 17 B 292 VAL ASN ASN LYS ALA HIS MET VAL THR LEU ASP TYR THR SEQRES 18 B 292 VAL GLN VAL PRO GLY ALA GLY ARG ASP GLY ALA PRO GLY SEQRES 19 B 292 PHE SER LYS PHE ARG LEU SER TYR TYR PRO HIS CYS LEU SEQRES 20 B 292 ALA SER PHE THR GLU LEU VAL GLN GLU ALA PHE GLY GLY SEQRES 21 B 292 ARG CYS GLN HIS SER VAL LEU GLY ASP PHE LYS PRO TYR SEQRES 22 B 292 ARG PRO GLY GLN ALA TYR VAL PRO CYS TYR PHE ILE HIS SEQRES 23 B 292 VAL LEU LYS LYS THR GLY SEQRES 1 C 292 VAL ASP SER VAL TYR ARG THR ARG SER LEU GLY VAL ALA SEQRES 2 C 292 ALA GLU GLY ILE PRO ASP GLN TYR ALA ASP GLY GLU ALA SEQRES 3 C 292 ALA ARG VAL TRP GLN LEU TYR ILE GLY ASP THR ARG SER SEQRES 4 C 292 ARG THR ALA GLU TYR LYS ALA TRP LEU LEU GLY LEU LEU SEQRES 5 C 292 ARG GLN HIS GLY CYS HIS ARG VAL LEU ASP VAL ALA CYS SEQRES 6 C 292 GLY THR GLY VAL ASP SER ILE MET LEU VAL GLU GLU GLY SEQRES 7 C 292 PHE SER VAL THR SER VAL ASP ALA SER ASP LYS MET LEU SEQRES 8 C 292 LYS TYR ALA LEU LYS GLU ARG TRP ASN ARG ARG LYS GLU SEQRES 9 C 292 PRO ALA PHE ASP LYS TRP VAL ILE GLU GLU ALA ASN TRP SEQRES 10 C 292 LEU THR LEU ASP LYS ASP VAL PRO ALA GLY ASP GLY PHE SEQRES 11 C 292 ASP ALA VAL ILE CYS LEU GLY ASN SER PHE ALA HIS LEU SEQRES 12 C 292 PRO ASP SER LYS GLY ASP GLN SER GLU HIS ARG LEU ALA SEQRES 13 C 292 LEU LYS ASN ILE ALA SER MET VAL ARG PRO GLY GLY LEU SEQRES 14 C 292 LEU VAL ILE ASP HIS ARG ASN TYR ASP TYR ILE LEU SER SEQRES 15 C 292 THR GLY CYS ALA PRO PRO GLY LYS ASN ILE TYR TYR LYS SEQRES 16 C 292 SER ASP LEU THR LYS ASP ILE THR THR SER VAL LEU THR SEQRES 17 C 292 VAL ASN ASN LYS ALA HIS MET VAL THR LEU ASP TYR THR SEQRES 18 C 292 VAL GLN VAL PRO GLY ALA GLY ARG ASP GLY ALA PRO GLY SEQRES 19 C 292 PHE SER LYS PHE ARG LEU SER TYR TYR PRO HIS CYS LEU SEQRES 20 C 292 ALA SER PHE THR GLU LEU VAL GLN GLU ALA PHE GLY GLY SEQRES 21 C 292 ARG CYS GLN HIS SER VAL LEU GLY ASP PHE LYS PRO TYR SEQRES 22 C 292 ARG PRO GLY GLN ALA TYR VAL PRO CYS TYR PHE ILE HIS SEQRES 23 C 292 VAL LEU LYS LYS THR GLY SEQRES 1 D 292 VAL ASP SER VAL TYR ARG THR ARG SER LEU GLY VAL ALA SEQRES 2 D 292 ALA GLU GLY ILE PRO ASP GLN TYR ALA ASP GLY GLU ALA SEQRES 3 D 292 ALA ARG VAL TRP GLN LEU TYR ILE GLY ASP THR ARG SER SEQRES 4 D 292 ARG THR ALA GLU TYR LYS ALA TRP LEU LEU GLY LEU LEU SEQRES 5 D 292 ARG GLN HIS GLY CYS HIS ARG VAL LEU ASP VAL ALA CYS SEQRES 6 D 292 GLY THR GLY VAL ASP SER ILE MET LEU VAL GLU GLU GLY SEQRES 7 D 292 PHE SER VAL THR SER VAL ASP ALA SER ASP LYS MET LEU SEQRES 8 D 292 LYS TYR ALA LEU LYS GLU ARG TRP ASN ARG ARG LYS GLU SEQRES 9 D 292 PRO ALA PHE ASP LYS TRP VAL ILE GLU GLU ALA ASN TRP SEQRES 10 D 292 LEU THR LEU ASP LYS ASP VAL PRO ALA GLY ASP GLY PHE SEQRES 11 D 292 ASP ALA VAL ILE CYS LEU GLY ASN SER PHE ALA HIS LEU SEQRES 12 D 292 PRO ASP SER LYS GLY ASP GLN SER GLU HIS ARG LEU ALA SEQRES 13 D 292 LEU LYS ASN ILE ALA SER MET VAL ARG PRO GLY GLY LEU SEQRES 14 D 292 LEU VAL ILE ASP HIS ARG ASN TYR ASP TYR ILE LEU SER SEQRES 15 D 292 THR GLY CYS ALA PRO PRO GLY LYS ASN ILE TYR TYR LYS SEQRES 16 D 292 SER ASP LEU THR LYS ASP ILE THR THR SER VAL LEU THR SEQRES 17 D 292 VAL ASN ASN LYS ALA HIS MET VAL THR LEU ASP TYR THR SEQRES 18 D 292 VAL GLN VAL PRO GLY ALA GLY ARG ASP GLY ALA PRO GLY SEQRES 19 D 292 PHE SER LYS PHE ARG LEU SER TYR TYR PRO HIS CYS LEU SEQRES 20 D 292 ALA SER PHE THR GLU LEU VAL GLN GLU ALA PHE GLY GLY SEQRES 21 D 292 ARG CYS GLN HIS SER VAL LEU GLY ASP PHE LYS PRO TYR SEQRES 22 D 292 ARG PRO GLY GLN ALA TYR VAL PRO CYS TYR PHE ILE HIS SEQRES 23 D 292 VAL LEU LYS LYS THR GLY

HET ACT A 294 4 HET ACT B1294 4 HET ACT C2294 4 HET ACT D3294 4 HET SAM A 293 27 HET SAM B1293 27 HET SAM C2293 27 HET SAM D3293 27

HETNAM ACT ACETATE ION HETNAM SAM S-ADENOSYLMETHIONINE

FORMUL 5 ACT 4(C2 H3 O2 1-) FORMUL 9 SAM 4(C15 H22 N6 O5 S) FORMUL 13 HOH *235(H2 O)

HELIX 1 1 GLY A 24 GLY A 35 1 12 HELIX 2 2 ASP A 36 HIS A 55 1 20 HELIX 3 3 GLY A 68 GLU A 77 1 10 HELIX 4 4 SER A 87 ARG A 101 1 15 HELIX 5 5 GLU A 104 LYS A 109 1 6 HELIX 6 6 ASN A 116 LEU A 118 5 3 HELIX 7 7 THR A 119 VAL A 124 1 6 HELIX 8 8 SER A 139 LEU A 143 5 5 HELIX 9 9 GLN A 150 SER A 162 1 13 HELIX 10 10 ASN A 176 GLY A 184 1 9 HELIX 11 11 CYS A 246 ALA A 257 1 12 HELIX 12 12 GLY B 24 GLY B 35 1 12 HELIX 13 13 ASP B 36 HIS B 55 1 20 HELIX 14 14 GLY B 68 GLU B 77 1 10 HELIX 15 15 SER B 87 ARG B 101 1 15 HELIX 16 16 GLU B 104 LYS B 109 1 6 HELIX 17 17 ASN B 116 LEU B 118 5 3 HELIX 18 18 THR B 119 VAL B 124 1 6 HELIX 19 19 SER B 139 LEU B 143 5 5 HELIX 20 20 GLN B 150 SER B 162 1 13 HELIX 21 21 ASN B 176 GLY B 184 1 9 HELIX 22 22 CYS B 246 ALA B 257 1 12 HELIX 23 23 GLY C 24 VAL C 29 1 6 HELIX 24 24 VAL C 29 GLY C 35 1 7 HELIX 25 25 ASP C 36 HIS C 55 1 20 HELIX 26 26 GLY C 68 GLU C 77 1 10 HELIX 27 27 SER C 87 ARG C 101 1 15 HELIX 28 28 GLU C 104 LYS C 109 1 6 HELIX 29 29 ASN C 116 LEU C 118 5 3 HELIX 30 30 THR C 119 VAL C 124 1 6 HELIX 31 31 SER C 139 LEU C 143 5 5 HELIX 32 32 GLN C 150 SER C 162 1 13 HELIX 33 33 ASN C 176 GLY C 184 1 9 HELIX 34 34 CYS C 246 ALA C 257 1 12 HELIX 35 35 GLY D 24 GLY D 35 1 12 HELIX 36 36 ASP D 36 HIS D 55 1 20 HELIX 37 37 GLY D 68 GLU D 77 1 10 HELIX 38 38 SER D 87 ARG D 101 1 15 HELIX 39 39 GLU D 104 LYS D 109 1 6 HELIX 40 40 ASN D 116 LEU D 118 5 3 HELIX 41 41 THR D 119 VAL D 124 1 6 HELIX 42 42 SER D 139 LEU D 143 5 5 HELIX 43 43 GLN D 150 SER D 162 1 13 HELIX 44 44 ASN D 176 GLY D 184 1 9 HELIX 45 45 CYS D 246 ALA D 257 1 12

SHEET 1 A 7 VAL A 111 GLU A 114 0 SHEET 2 A 7 SER A 80 ASP A 85 1 N SER A 83 O VAL A 111 SHEET 3 A 7 ARG A 59 ASP A 62 1 N ASP A 62 O VAL A 84 SHEET 4 A 7 PHE A 130 CYS A 135 1 O ALA A 132 N LEU A 61 SHEET 5 A 7 VAL A 164 ARG A 175 1 O VAL A 171 N CYS A 135 SHEET 6 A 7 TYR A 283 LYS A 290 -1 O PHE A 284 N HIS A 174 SHEET 7 A 7 CYS A 262 LEU A 267 -1 N SER A 265 O VAL A 287 SHEET 1 B 6 GLY A 234 TYR A 242 0 SHEET 2 B 6 LYS A 212 VAL A 224 -1 N VAL A 216 O TYR A 242 SHEET 3 B 6 THR A 199 VAL A 209 -1 N LEU A 207 O MET A 215 SHEET 4 B 6 THR C 199 VAL C 209 -1 O THR C 208 N VAL A 206 SHEET 5 B 6 LYS C 212 VAL C 224 -1 O MET C 215 N LEU C 207 SHEET 6 B 6 GLY C 234 TYR C 242 -1 O TYR C 242 N VAL C 216 SHEET 1 C 7 VAL B 111 GLU B 114 0 SHEET 2 C 7 SER B 80 ASP B 85 1 N SER B 83 O VAL B 111 SHEET 3 C 7 ARG B 59 ASP B 62 1 N ASP B 62 O VAL B 84 SHEET 4 C 7 PHE B 130 CYS B 135 1 O ALA B 132 N LEU B 61 SHEET 5 C 7 VAL B 164 ARG B 175 1 O ARG B 165 N PHE B 130 SHEET 6 C 7 TYR B 283 LYS B 290 -1 O HIS B 286 N ILE B 172 SHEET 7 C 7 CYS B 262 LEU B 267 -1 N SER B 265 O VAL B 287 SHEET 1 D 6 GLY B 234 TYR B 242 0 SHEET 2 D 6 LYS B 212 VAL B 224 -1 N VAL B 216 O TYR B 242 SHEET 3 D 6 THR B 199 VAL B 209 -1 N LEU B 207 O MET B 215 SHEET 4 D 6 THR D 199 VAL D 209 -1 O THR D 208 N VAL B 206 SHEET 5 D 6 LYS D 212 VAL D 224 -1 O MET D 215 N LEU D 207 SHEET 6 D 6 GLY D 234 TYR D 242 -1 O TYR D 242 N VAL D 216 SHEET 1 E 7 VAL C 111 GLU C 114 0 SHEET 2 E 7 SER C 80 ASP C 85 1 N SER C 83 O VAL C 111 SHEET 3 E 7 ARG C 59 ASP C 62 1 N ASP C 62 O VAL C 84 SHEET 4 E 7 PHE C 130 CYS C 135 1 O ALA C 132 N LEU C 61 SHEET 5 E 7 VAL C 164 ARG C 175 1 O VAL C 171 N CYS C 135 SHEET 6 E 7 TYR C 283 LYS C 290 -1 O PHE C 284 N HIS C 174 SHEET 7 E 7 CYS C 262 LEU C 267 -1 N SER C 265 O VAL C 287 SHEET 1 F 7 VAL D 111 GLU D 114 0 SHEET 2 F 7 SER D 80 ASP D 85 1 N SER D 83 O VAL D 111 SHEET 3 F 7 ARG D 59 ASP D 62 1 N ASP D 62 O VAL D 84 SHEET 4 F 7 PHE D 130 CYS D 135 1 O ALA D 132 N LEU D 61 SHEET 5 F 7 VAL D 164 ARG D 175 1 O VAL D 171 N CYS D 135 SHEET 6 F 7 TYR D 283 LYS D 290 -1 O PHE D 284 N HIS D 174 SHEET 7 F 7 CYS D 262 LEU D 267 -1 N SER D 265 O VAL D 287

SITE 1 AC1 5 TYR A 33 ASN A 138 ARG A 175 TYR A 220 SITE 2 AC1 5 TYR A 242 SITE 1 AC2 7 TYR B 33 ASN B 138 ARG B 175 TYR B 194 SITE 2 AC2 7 TYR B 220 TYR B 242 SAM B1293 SITE 1 AC3 5 TYR C 33 ASN C 138 ARG C 175 TYR C 220 SITE 2 AC3 5 TYR C 242 SITE 1 AC4 5 TYR D 33 ASN D 138 ARG D 175 TYR D 220 SITE 2 AC4 5 TYR D 242 SITE 1 AC5 17 TYR A 21 TRP A 30 ILE A 34 ARG A 40 SITE 2 AC5 17 ALA A 64 VAL A 69 ASP A 85 ALA A 86 SITE 3 AC5 17 SER A 87 ALA A 115 ASN A 116 TRP A 117 SITE 4 AC5 17 LEU A 136 GLY A 137 SER A 139 HIS A 142 SITE 5 AC5 17 TYR A 194 SITE 1 AC6 20 TYR B 21 TRP B 30 ILE B 34 ARG B 40 SITE 2 AC6 20 ALA B 64 VAL B 69 ASP B 70 ASP B 85 SITE 3 AC6 20 ALA B 86 SER B 87 MET B 90 ALA B 115 SITE 4 AC6 20 ASN B 116 TRP B 117 LEU B 136 GLY B 137 SITE 5 AC6 20 SER B 139 TYR B 194 ACT B1294 HOH B5017 SITE 1 AC7 18 TYR C 21 TRP C 30 ILE C 34 ARG C 40 SITE 2 AC7 18 ALA C 64 ASP C 85 ALA C 86 SER C 87 SITE 3 AC7 18 MET C 90 ALA C 115 ASN C 116 TRP C 117 SITE 4 AC7 18 LEU C 136 GLY C 137 SER C 139 HIS C 142 SITE 5 AC7 18 TYR C 194 HOH C5114 SITE 1 AC8 17 TYR D 21 TRP D 30 ILE D 34 ARG D 40 SITE 2 AC8 17 ALA D 64 VAL D 69 ASP D 85 ALA D 86 SITE 3 AC8 17 SER D 87 MET D 90 ALA D 115 ASN D 116 SITE 4 AC8 17 TRP D 117 LEU D 136 GLY D 137 SER D 139 SITE 5 AC8 17 TYR D 194

CRYST1 90.950 117.010 137.780 90.00 90.00 90.00 P 21 21 21 16

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 0.010995 0.000000 0.000000 0.00000

SCALE2 0.000000 0.008546 0.000000 0.00000

SCALE3 0.000000 0.000000 0.007258 0.00000