1KPS - Header Asymmetric Unit

HEADER LIGASE/PROTEIN TRANSPORT 02-JAN-02 1KPS

TITLE STRUCTURAL BASIS FOR E2-MEDIATED SUMO CONJUGATION REVEALED TITLE 2 BY A COMPLEX BETWEEN UBIQUITIN CONJUGATING ENZYME UBC9 AND TITLE 3 RANGAP1

COMPND MOL_ID: 1; COMPND 2 MOLECULE: UBIQUITIN-LIKE PROTEIN SUMO-1 CONJUGATING ENZYME; COMPND 3 CHAIN: A, C; COMPND 4 SYNONYM: UBC9, SUMO-1-PROTEIN LIGASE, UBIQUITIN CARRIER COMPND 5 PROTEIN; COMPND 6 EC: 6.3.2.19; COMPND 7 ENGINEERED: YES; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: RAN-GTPASE ACTIVATING PROTEIN 1; COMPND 10 CHAIN: B, D; COMPND 11 SYNONYM: RANGAP1; COMPND 12 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: UBC9; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3) PLYS; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET28B; SOURCE 11 MOL_ID: 2; SOURCE 12 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 13 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 14 ORGANISM_TAXID: 10090; SOURCE 15 GENE: RANGAP1; SOURCE 16 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 17 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 18 EXPRESSION_SYSTEM_STRAIN: BL21(DE3) CODON PLUS RIL; SOURCE 19 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 20 EXPRESSION_SYSTEM_PLASMID: MODIFIED PET28B-PSUMO

KEYWDS SUMO, UBIQUITIN, E2, CONJUGATING ENZYME, LIGASE, THIOESTER, KEYWDS 2 SMALL UBIQUITIN-LIKE MODIFIER, LIGASE/PROTEIN TRANSPORT KEYWDS 3 COMPLEX

EXPDTA X-RAY DIFFRACTION

AUTHOR V.BERNIER-VILLAMOR,D.A.SAMPSON,M.J.MATUNIS,C.D.LIMA

REVDAT 2 24-FEB-09 1KPS 1 VERSN REVDAT 1 13-FEB-02 1KPS 0

JRNL AUTH V.BERNIER-VILLAMOR,D.A.SAMPSON,M.J.MATUNIS,C.D.LIMA JRNL TITL STRUCTURAL BASIS FOR E2-MEDIATED SUMO CONJUGATION JRNL TITL 2 REVEALED BY A COMPLEX BETWEEN JRNL TITL 3 UBIQUITIN-CONJUGATING ENZYME UBC9 AND RANGAP1. JRNL REF CELL(CAMBRIDGE,MASS.) V. 108 345 2002 JRNL REFN ISSN 0092-8674 JRNL PMID 11853669 JRNL DOI 10.1016/S0092-8674(02)00630-X

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. 2.50 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 0.9 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES, PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.25 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 3260494.140 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 96.6 REMARK 3 NUMBER OF REFLECTIONS : 27248 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.223 REMARK 3 FREE R VALUE : 0.300 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 1343 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.008 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) : 2.50 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.66 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 93.40 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 4114 REMARK 3 BIN R VALUE (WORKING SET) : 0.3570 REMARK 3 BIN FREE R VALUE : 0.3930 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.70 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 205 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.027 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4932 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 20 REMARK 3 SOLVENT ATOMS : 585 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 16.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 42.40 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 9.61000 REMARK 3 B22 (A**2) : -11.18000 REMARK 3 B33 (A**2) : 1.57000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.33 REMARK 3 ESD FROM SIGMAA (A) : 0.52 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.46 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.64 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.20 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 21.20 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.94 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.31 REMARK 3 BSOL : 37.48 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : DNA-RNA_REP.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : ION.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : DNA-RNA.TOP REMARK 3 TOPOLOGY FILE 3 : WATER.TOP REMARK 3 TOPOLOGY FILE 4 : ION.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

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

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 14-JAN-02. REMARK 100 THE RCSB ID CODE IS RCSB015208.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-JUL-01 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X4A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9790, 0.9793, 0.9788, 0.9712 REMARK 200 MONOCHROMATOR : SAGITALLY FOCUSED SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27248 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 REMARK 200 RESOLUTION RANGE LOW (A) : 19.250 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.6 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) : 2.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.66 REMARK 200 COMPLETENESS FOR SHELL (%) : 4114.0 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: MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: 3 WAVELENGTH MAD REMARK 200 DATASET COLLECTED AT NSLS BEAMLINE X4A TO 2.8A REMARK 200 SOFTWARE USED: SOLVE/RESOLVE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.51 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.70 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 2.0M AMMONIUM PHOSPHATE, 0.1M REMARK 280 HEPES, 10MM CUCL2, 5% GLYCEROL, PH 7.0, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 291K

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X+1/2,Y+1/2,-Z 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 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 43.26550 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 63.25450 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 43.26550 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 63.25450 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL

REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 SER B 419 REMARK 465 ASN B 420 REMARK 465 SER B 421 REMARK 465 GLY B 422 REMARK 465 GLU B 423 REMARK 465 PRO B 424 REMARK 465 ALA B 425 REMARK 465 PRO B 426 REMARK 465 VAL B 427 REMARK 465 LEU B 428 REMARK 465 SER B 429 REMARK 465 SER B 430 REMARK 465 PRO B 431 REMARK 465 THR B 432 REMARK 465 PRO B 433 REMARK 465 SER C 0 REMARK 465 MET C 1 REMARK 465 SER C 2 REMARK 465 SER D 419 REMARK 465 ASN D 420 REMARK 465 SER D 421 REMARK 465 GLY D 422 REMARK 465 GLU D 423 REMARK 465 PRO D 424 REMARK 465 ALA D 425 REMARK 465 PRO D 426 REMARK 465 VAL D 427 REMARK 465 LEU D 428 REMARK 465 SER D 429 REMARK 465 SER D 430 REMARK 465 PRO D 431 REMARK 465 THR D 432 REMARK 465 PRO D 433 REMARK 465 THR D 434

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 THR B 434 CB OG1 CG2 REMARK 470 ASP D 435 CB CG OD1 OD2

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 B 682 O HOH B 682 2565 1.75 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 MET A 1 77.27 -151.97 REMARK 500 LEU A 6 -10.95 -49.10 REMARK 500 ASP A 19 104.43 -178.25 REMARK 500 PRO A 32 -18.73 -43.65 REMARK 500 TYR A 68 135.86 -38.87 REMARK 500 HIS A 83 129.23 -172.04 REMARK 500 LYS A 101 -132.65 -133.41 REMARK 500 GLN B 462 20.28 -76.30 REMARK 500 SER B 466 -13.41 -148.18 REMARK 500 ASN B 569 8.03 153.05 REMARK 500 THR B 574 -156.04 -148.94 REMARK 500 CYS B 575 41.99 -88.95 REMARK 500 SER B 576 154.51 -41.29 REMARK 500 ALA C 26 91.84 -165.40 REMARK 500 LEU C 38 -5.39 -55.25 REMARK 500 PRO C 52 -6.72 -55.31 REMARK 500 HIS C 83 126.76 -170.48 REMARK 500 ASP C 100 32.37 -62.76 REMARK 500 LYS C 101 -125.94 -163.19 REMARK 500 ASN C 140 63.44 177.73 REMARK 500 PHE C 155 26.66 -78.13 REMARK 500 SER D 444 147.16 -173.27 REMARK 500 ARG D 450 30.62 -65.21 REMARK 500 GLN D 462 -16.55 -49.75 REMARK 500 THR D 465 12.47 -60.53 REMARK 500 CYS D 506 104.19 -55.07 REMARK 500 LYS D 530 102.13 -29.59 REMARK 500 GLU D 573 -113.09 -17.92 REMARK 500 THR D 574 -16.03 -168.64 REMARK 500 CYS D 575 102.77 170.25 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 185 DISTANCE = 5.45 ANGSTROMS REMARK 525 HOH C 660 DISTANCE = 5.90 ANGSTROMS REMARK 525 HOH C 661 DISTANCE = 6.07 ANGSTROMS REMARK 525 HOH A 221 DISTANCE = 5.60 ANGSTROMS REMARK 525 HOH D 664 DISTANCE = 5.37 ANGSTROMS REMARK 525 HOH C 671 DISTANCE = 7.03 ANGSTROMS REMARK 525 HOH D 676 DISTANCE = 5.42 ANGSTROMS REMARK 525 HOH A 235 DISTANCE = 5.79 ANGSTROMS REMARK 525 HOH C 700 DISTANCE = 7.61 ANGSTROMS REMARK 525 HOH D 704 DISTANCE = 7.58 ANGSTROMS REMARK 525 HOH C 707 DISTANCE = 5.88 ANGSTROMS REMARK 525 HOH C 708 DISTANCE = 5.19 ANGSTROMS REMARK 525 HOH A 270 DISTANCE = 5.70 ANGSTROMS REMARK 525 HOH A 283 DISTANCE = 5.82 ANGSTROMS REMARK 525 HOH C 733 DISTANCE = 5.62 ANGSTROMS REMARK 525 HOH C 750 DISTANCE = 7.30 ANGSTROMS REMARK 525 HOH A 313 DISTANCE = 8.27 ANGSTROMS

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 D 601 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 C 602 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 603 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 604

DBREF 1KPS A 1 158 UNP P63279 UBE2I_HUMAN 1 158 DBREF 1KPS B 420 589 UNP P46061 RGP1_MOUSE 420 589 DBREF 1KPS C 1 158 UNP P63279 UBE2I_HUMAN 1 158 DBREF 1KPS D 420 589 UNP P46061 RGP1_MOUSE 420 589

SEQADV 1KPS SER A 0 UNP P63279 CLONING ARTIFACT SEQADV 1KPS SER C 0 UNP P63279 CLONING ARTIFACT SEQADV 1KPS SER B 419 UNP P46061 CLONING ARTIFACT SEQADV 1KPS SER D 419 UNP P46061 CLONING ARTIFACT

SEQRES 1 A 159 SER MET SER GLY ILE ALA LEU SER ARG LEU ALA GLN GLU SEQRES 2 A 159 ARG LYS ALA TRP ARG LYS ASP HIS PRO PHE GLY PHE VAL SEQRES 3 A 159 ALA VAL PRO THR LYS ASN PRO ASP GLY THR MET ASN LEU SEQRES 4 A 159 MET ASN TRP GLU CYS ALA ILE PRO GLY LYS LYS GLY THR SEQRES 5 A 159 PRO TRP GLU GLY GLY LEU PHE LYS LEU ARG MET LEU PHE SEQRES 6 A 159 LYS ASP ASP TYR PRO SER SER PRO PRO LYS CYS LYS PHE SEQRES 7 A 159 GLU PRO PRO LEU PHE HIS PRO ASN VAL TYR PRO SER GLY SEQRES 8 A 159 THR VAL CYS LEU SER ILE LEU GLU GLU ASP LYS ASP TRP SEQRES 9 A 159 ARG PRO ALA ILE THR ILE LYS GLN ILE LEU LEU GLY ILE SEQRES 10 A 159 GLN GLU LEU LEU ASN GLU PRO ASN ILE GLN ASP PRO ALA SEQRES 11 A 159 GLN ALA GLU ALA TYR THR ILE TYR CYS GLN ASN ARG VAL SEQRES 12 A 159 GLU TYR GLU LYS ARG VAL ARG ALA GLN ALA LYS LYS PHE SEQRES 13 A 159 ALA PRO SER SEQRES 1 B 171 SER ASN SER GLY GLU PRO ALA PRO VAL LEU SER SER PRO SEQRES 2 B 171 THR PRO THR ASP LEU SER THR PHE LEU SER PHE PRO SER SEQRES 3 B 171 PRO GLU LYS LEU LEU ARG LEU GLY PRO LYS VAL SER VAL SEQRES 4 B 171 LEU ILE VAL GLN GLN THR ASP THR SER ASP PRO GLU LYS SEQRES 5 B 171 VAL VAL SER ALA PHE LEU LYS VAL ALA SER VAL PHE ARG SEQRES 6 B 171 ASP ASP ALA SER VAL LYS THR ALA VAL LEU ASP ALA ILE SEQRES 7 B 171 ASP ALA LEU MET LYS LYS ALA PHE SER CYS SER SER PHE SEQRES 8 B 171 ASN SER ASN THR PHE LEU THR ARG LEU LEU ILE HIS MET SEQRES 9 B 171 GLY LEU LEU LYS SER GLU ASP LYS ILE LYS ALA ILE PRO SEQRES 10 B 171 SER LEU HIS GLY PRO LEU MET VAL LEU ASN HIS VAL VAL SEQRES 11 B 171 ARG GLN ASP TYR PHE PRO LYS ALA LEU ALA PRO LEU LEU SEQRES 12 B 171 LEU ALA PHE VAL THR LYS PRO ASN GLY ALA LEU GLU THR SEQRES 13 B 171 CYS SER PHE ALA ARG HIS ASN LEU LEU GLN THR LEU TYR SEQRES 14 B 171 ASN ILE SEQRES 1 C 159 SER MET SER GLY ILE ALA LEU SER ARG LEU ALA GLN GLU SEQRES 2 C 159 ARG LYS ALA TRP ARG LYS ASP HIS PRO PHE GLY PHE VAL SEQRES 3 C 159 ALA VAL PRO THR LYS ASN PRO ASP GLY THR MET ASN LEU SEQRES 4 C 159 MET ASN TRP GLU CYS ALA ILE PRO GLY LYS LYS GLY THR SEQRES 5 C 159 PRO TRP GLU GLY GLY LEU PHE LYS LEU ARG MET LEU PHE SEQRES 6 C 159 LYS ASP ASP TYR PRO SER SER PRO PRO LYS CYS LYS PHE SEQRES 7 C 159 GLU PRO PRO LEU PHE HIS PRO ASN VAL TYR PRO SER GLY SEQRES 8 C 159 THR VAL CYS LEU SER ILE LEU GLU GLU ASP LYS ASP TRP SEQRES 9 C 159 ARG PRO ALA ILE THR ILE LYS GLN ILE LEU LEU GLY ILE SEQRES 10 C 159 GLN GLU LEU LEU ASN GLU PRO ASN ILE GLN ASP PRO ALA SEQRES 11 C 159 GLN ALA GLU ALA TYR THR ILE TYR CYS GLN ASN ARG VAL SEQRES 12 C 159 GLU TYR GLU LYS ARG VAL ARG ALA GLN ALA LYS LYS PHE SEQRES 13 C 159 ALA PRO SER SEQRES 1 D 171 SER ASN SER GLY GLU PRO ALA PRO VAL LEU SER SER PRO SEQRES 2 D 171 THR PRO THR ASP LEU SER THR PHE LEU SER PHE PRO SER SEQRES 3 D 171 PRO GLU LYS LEU LEU ARG LEU GLY PRO LYS VAL SER VAL SEQRES 4 D 171 LEU ILE VAL GLN GLN THR ASP THR SER ASP PRO GLU LYS SEQRES 5 D 171 VAL VAL SER ALA PHE LEU LYS VAL ALA SER VAL PHE ARG SEQRES 6 D 171 ASP ASP ALA SER VAL LYS THR ALA VAL LEU ASP ALA ILE SEQRES 7 D 171 ASP ALA LEU MET LYS LYS ALA PHE SER CYS SER SER PHE SEQRES 8 D 171 ASN SER ASN THR PHE LEU THR ARG LEU LEU ILE HIS MET SEQRES 9 D 171 GLY LEU LEU LYS SER GLU ASP LYS ILE LYS ALA ILE PRO SEQRES 10 D 171 SER LEU HIS GLY PRO LEU MET VAL LEU ASN HIS VAL VAL SEQRES 11 D 171 ARG GLN ASP TYR PHE PRO LYS ALA LEU ALA PRO LEU LEU SEQRES 12 D 171 LEU ALA PHE VAL THR LYS PRO ASN GLY ALA LEU GLU THR SEQRES 13 D 171 CYS SER PHE ALA ARG HIS ASN LEU LEU GLN THR LEU TYR SEQRES 14 D 171 ASN ILE

HET SO4 D 601 5 HET SO4 C 602 5 HET SO4 B 603 5 HET SO4 B 604 5

HETNAM SO4 SULFATE ION

FORMUL 5 SO4 4(O4 S 2-) FORMUL 9 HOH *585(H2 O)

HELIX 1 1 ILE A 4 ASP A 19 1 16 HELIX 2 2 LEU A 94 GLU A 98 5 5 HELIX 3 3 THR A 108 GLU A 122 1 15 HELIX 4 4 GLN A 130 ASN A 140 1 11 HELIX 5 5 ASN A 140 PHE A 155 1 16 HELIX 6 6 ASP B 435 PHE B 442 1 8 HELIX 7 7 SER B 444 LEU B 451 1 8 HELIX 8 8 LYS B 454 GLN B 462 1 9 HELIX 9 9 ASP B 467 VAL B 481 1 15 HELIX 10 10 ASP B 485 CYS B 506 1 22 HELIX 11 11 ASN B 510 MET B 522 1 13 HELIX 12 12 LEU B 537 GLN B 550 1 14 HELIX 13 13 PRO B 554 ALA B 556 5 3 HELIX 14 14 LEU B 557 THR B 566 1 10 HELIX 15 15 SER B 576 ILE B 589 1 14 HELIX 16 16 ILE C 4 ASP C 19 1 16 HELIX 17 17 LEU C 94 GLU C 98 5 5 HELIX 18 18 THR C 108 GLU C 122 1 15 HELIX 19 19 GLN C 130 ASN C 140 1 11 HELIX 20 20 ASN C 140 PHE C 155 1 16 HELIX 21 21 ASP D 435 PHE D 442 1 8 HELIX 22 22 SER D 444 ARG D 450 1 7 HELIX 23 23 LEU D 451 PRO D 453 5 3 HELIX 24 24 LYS D 454 THR D 463 1 10 HELIX 25 25 ASP D 467 VAL D 481 1 15 HELIX 26 26 ASP D 485 CYS D 506 1 22 HELIX 27 27 ASN D 510 MET D 522 1 13 HELIX 28 28 LEU D 537 GLN D 550 1 14 HELIX 29 29 PRO D 554 ALA D 556 5 3 HELIX 30 30 LEU D 557 THR D 566 1 10 HELIX 31 31 SER D 576 ILE D 589 1 14

SHEET 1 A 4 VAL A 25 LYS A 30 0 SHEET 2 A 4 MET A 36 PRO A 46 -1 O GLU A 42 N VAL A 27 SHEET 3 A 4 LEU A 57 LEU A 63 -1 O PHE A 58 N ILE A 45 SHEET 4 A 4 LYS A 74 PHE A 77 -1 O LYS A 76 N ARG A 61 SHEET 1 B 4 VAL C 25 LYS C 30 0 SHEET 2 B 4 MET C 36 PRO C 46 -1 O ASN C 37 N THR C 29 SHEET 3 B 4 LEU C 57 LEU C 63 -1 O PHE C 58 N ILE C 45 SHEET 4 B 4 LYS C 74 PHE C 77 -1 O LYS C 76 N ARG C 61

SSBOND 1 CYS A 138 CYS D 575 1555 1555 2.04 SSBOND 2 CYS B 575 CYS C 138 1555 1555 2.02

CISPEP 1 TYR A 68 PRO A 69 0 -0.09 CISPEP 2 GLU A 78 PRO A 79 0 0.04 CISPEP 3 TYR C 68 PRO C 69 0 0.95 CISPEP 4 GLU C 78 PRO C 79 0 -0.29

SITE 1 AC1 4 SER D 536 LEU D 537 HIS D 538 HOH D 681 SITE 1 AC2 6 GLY C 47 LYS C 48 LYS C 49 GLN C 117 SITE 2 AC2 6 HOH C 656 HOH C 724 SITE 1 AC3 3 SER B 536 LEU B 537 HIS B 538 SITE 1 AC4 4 LYS B 502 HOH B 660 HOH B 683 LYS D 502

CRYST1 86.531 126.509 72.639 90.00 90.00 90.00 P 21 21 2 8

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 0.011557 0.000000 0.000000 0.00000

SCALE2 0.000000 0.007905 0.000000 0.00000

SCALE3 0.000000 0.000000 0.013767 0.00000